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Finding the Fourth Proportional to 57,510, 86,265.04 and 15,957.04

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Solution

The fourth proportional to 57,510, 86,265.04 and 15,957.04 is: 23,935.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,510 : 86,265.04 = 15,957.04 : x
  2. Step 2: Convert to fraction form
    57,510/86,265.04 = 15,957.04/x
  3. Step 3: Cross multiply
    57,510x = 86,265.04 × 15,957.04
  4. Step 4: Simplify right side
    57,510x = 1,376,534,693.88
  5. Step 5: Solve for x
    x = 1,376,534,693.88/57,510
  6. Step 6: Final answer
    x = 23,935.57

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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.