Home / 42,686.97-64,037.97-14,600.43

Finding the Fourth Proportional to 42,686.97, 64,037.97 and 14,600.43

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Solution

The fourth proportional to 42,686.97, 64,037.97 and 14,600.43 is: 21,903.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,686.97 : 64,037.97 = 14,600.43 : x
  2. Step 2: Convert to fraction form
    42,686.97/64,037.97 = 14,600.43/x
  3. Step 3: Cross multiply
    42,686.97x = 64,037.97 × 14,600.43
  4. Step 4: Simplify right side
    42,686.97x = 934,981,898.33
  5. Step 5: Solve for x
    x = 934,981,898.33/42,686.97
  6. Step 6: Final answer
    x = 21,903.22

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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.