Home / 39,787.24-54,898.10-23,660.28

Finding the Fourth Proportional to 39,787.24, 54,898.10 and 23,660.28

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Solution

The fourth proportional to 39,787.24, 54,898.10 and 23,660.28 is: 32,646.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,787.24 : 54,898.10 = 23,660.28 : x
  2. Step 2: Convert to fraction form
    39,787.24/54,898.10 = 23,660.28/x
  3. Step 3: Cross multiply
    39,787.24x = 54,898.10 × 23,660.28
  4. Step 4: Simplify right side
    39,787.24x = 1,298,904,417.47
  5. Step 5: Solve for x
    x = 1,298,904,417.47/39,787.24
  6. Step 6: Final answer
    x = 32,646.26

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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.