Home / 18,311.02-27,466.52-6,621.50

Finding the Fourth Proportional to 18,311.02, 27,466.52 and 6,621.50

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Solution

The fourth proportional to 18,311.02, 27,466.52 and 6,621.50 is: 9,932.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,311.02 : 27,466.52 = 6,621.50 : x
  2. Step 2: Convert to fraction form
    18,311.02/27,466.52 = 6,621.50/x
  3. Step 3: Cross multiply
    18,311.02x = 27,466.52 × 6,621.50
  4. Step 4: Simplify right side
    18,311.02x = 181,869,562.18
  5. Step 5: Solve for x
    x = 181,869,562.18/18,311.02
  6. Step 6: Final answer
    x = 9,932.25

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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.