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Finding the Fourth Proportional to 35,605.92, 53,419.96 and 25,748.76

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Solution

The fourth proportional to 35,605.92, 53,419.96 and 25,748.76 is: 38,631.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,605.92 : 53,419.96 = 25,748.76 : x
  2. Step 2: Convert to fraction form
    35,605.92/53,419.96 = 25,748.76/x
  3. Step 3: Cross multiply
    35,605.92x = 53,419.96 × 25,748.76
  4. Step 4: Simplify right side
    35,605.92x = 1,375,497,729.25
  5. Step 5: Solve for x
    x = 1,375,497,729.25/35,605.92
  6. Step 6: Final answer
    x = 38,631.15

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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.