Home / 42,123.33-58,135.20-24,219.09

Finding the Fourth Proportional to 42,123.33, 58,135.20 and 24,219.09

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Solution

The fourth proportional to 42,123.33, 58,135.20 and 24,219.09 is: 33,425.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,123.33 : 58,135.20 = 24,219.09 : x
  2. Step 2: Convert to fraction form
    42,123.33/58,135.20 = 24,219.09/x
  3. Step 3: Cross multiply
    42,123.33x = 58,135.20 × 24,219.09
  4. Step 4: Simplify right side
    42,123.33x = 1,407,981,640.97
  5. Step 5: Solve for x
    x = 1,407,981,640.97/42,123.33
  6. Step 6: Final answer
    x = 33,425.22

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1.5x scale

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.