Home / 52,087.16-71,884.14-29,428.76

Finding the Fourth Proportional to 52,087.16, 71,884.14 and 29,428.76

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Solution

The fourth proportional to 52,087.16, 71,884.14 and 29,428.76 is: 40,613.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,087.16 : 71,884.14 = 29,428.76 : x
  2. Step 2: Convert to fraction form
    52,087.16/71,884.14 = 29,428.76/x
  3. Step 3: Cross multiply
    52,087.16x = 71,884.14 × 29,428.76
  4. Step 4: Simplify right side
    52,087.16x = 2,115,461,103.87
  5. Step 5: Solve for x
    x = 2,115,461,103.87/52,087.16
  6. Step 6: Final answer
    x = 40,613.87

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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.