Home / 42,142.92-63,193.56-14,053.32

Finding the Fourth Proportional to 42,142.92, 63,193.56 and 14,053.32

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Solution

The fourth proportional to 42,142.92, 63,193.56 and 14,053.32 is: 21,073.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,142.92 : 63,193.56 = 14,053.32 : x
  2. Step 2: Convert to fraction form
    42,142.92/63,193.56 = 14,053.32/x
  3. Step 3: Cross multiply
    42,142.92x = 63,193.56 × 14,053.32
  4. Step 4: Simplify right side
    42,142.92x = 888,079,320.62
  5. Step 5: Solve for x
    x = 888,079,320.62/42,142.92
  6. Step 6: Final answer
    x = 21,073.04

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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.