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Finding the Fourth Proportional to 52,475.91, 72,365.88 and 33,321.90

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Solution

The fourth proportional to 52,475.91, 72,365.88 and 33,321.90 is: 45,951.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,475.91 : 72,365.88 = 33,321.90 : x
  2. Step 2: Convert to fraction form
    52,475.91/72,365.88 = 33,321.90/x
  3. Step 3: Cross multiply
    52,475.91x = 72,365.88 × 33,321.90
  4. Step 4: Simplify right side
    52,475.91x = 2,411,368,616.77
  5. Step 5: Solve for x
    x = 2,411,368,616.77/52,475.91
  6. Step 6: Final answer
    x = 45,951.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.