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Finding the Fourth Proportional to 52,459.53, 72,372.48 and 36,553.20

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Solution

The fourth proportional to 52,459.53, 72,372.48 and 36,553.20 is: 50,428.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,459.53 : 72,372.48 = 36,553.20 : x
  2. Step 2: Convert to fraction form
    52,459.53/72,372.48 = 36,553.20/x
  3. Step 3: Cross multiply
    52,459.53x = 72,372.48 × 36,553.20
  4. Step 4: Simplify right side
    52,459.53x = 2,645,445,735.94
  5. Step 5: Solve for x
    x = 2,645,445,735.94/52,459.53
  6. Step 6: Final answer
    x = 50,428.32

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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.