Home / 42,110.42-63,053.78-25,447.91

Finding the Fourth Proportional to 42,110.42, 63,053.78 and 25,447.91

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Solution

The fourth proportional to 42,110.42, 63,053.78 and 25,447.91 is: 38,104.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,110.42 : 63,053.78 = 25,447.91 : x
  2. Step 2: Convert to fraction form
    42,110.42/63,053.78 = 25,447.91/x
  3. Step 3: Cross multiply
    42,110.42x = 63,053.78 × 25,447.91
  4. Step 4: Simplify right side
    42,110.42x = 1,604,586,476.09
  5. Step 5: Solve for x
    x = 1,604,586,476.09/42,110.42
  6. Step 6: Final answer
    x = 38,104.27

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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.