Home / 42,391.14-58,505.88-25,396.11

Finding the Fourth Proportional to 42,391.14, 58,505.88 and 25,396.11

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Solution

The fourth proportional to 42,391.14, 58,505.88 and 25,396.11 is: 35,050.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,391.14 : 58,505.88 = 25,396.11 : x
  2. Step 2: Convert to fraction form
    42,391.14/58,505.88 = 25,396.11/x
  3. Step 3: Cross multiply
    42,391.14x = 58,505.88 × 25,396.11
  4. Step 4: Simplify right side
    42,391.14x = 1,485,821,764.13
  5. Step 5: Solve for x
    x = 1,485,821,764.13/42,391.14
  6. Step 6: Final answer
    x = 35,050.29

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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.