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Finding the Fourth Proportional to 32,951.04, 49,437.54 and 21,901.20

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Solution

The fourth proportional to 32,951.04, 49,437.54 and 21,901.20 is: 32,859.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,951.04 : 49,437.54 = 21,901.20 : x
  2. Step 2: Convert to fraction form
    32,951.04/49,437.54 = 21,901.20/x
  3. Step 3: Cross multiply
    32,951.04x = 49,437.54 × 21,901.20
  4. Step 4: Simplify right side
    32,951.04x = 1,082,741,451.05
  5. Step 5: Solve for x
    x = 1,082,741,451.05/32,951.04
  6. Step 6: Final answer
    x = 32,859.10

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.