Home / 42,188.80-58,202.24-25,412.16

Finding the Fourth Proportional to 42,188.80, 58,202.24 and 25,412.16

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Solution

The fourth proportional to 42,188.80, 58,202.24 and 25,412.16 is: 35,057.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,188.80 : 58,202.24 = 25,412.16 : x
  2. Step 2: Convert to fraction form
    42,188.80/58,202.24 = 25,412.16/x
  3. Step 3: Cross multiply
    42,188.80x = 58,202.24 × 25,412.16
  4. Step 4: Simplify right side
    42,188.80x = 1,479,044,635.24
  5. Step 5: Solve for x
    x = 1,479,044,635.24/42,188.80
  6. Step 6: Final answer
    x = 35,057.76

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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.