Home / 42,643.60-63,882.27-25,962.26

Finding the Fourth Proportional to 42,643.60, 63,882.27 and 25,962.26

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Solution

The fourth proportional to 42,643.60, 63,882.27 and 25,962.26 is: 38,892.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,643.60 : 63,882.27 = 25,962.26 : x
  2. Step 2: Convert to fraction form
    42,643.60/63,882.27 = 25,962.26/x
  3. Step 3: Cross multiply
    42,643.60x = 63,882.27 × 25,962.26
  4. Step 4: Simplify right side
    42,643.60x = 1,658,528,103.13
  5. Step 5: Solve for x
    x = 1,658,528,103.13/42,643.60
  6. Step 6: Final answer
    x = 38,892.78

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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.