Home / 25,642.26-38,480.63-9,002.43

Finding the Fourth Proportional to 25,642.26, 38,480.63 and 9,002.43

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Solution

The fourth proportional to 25,642.26, 38,480.63 and 9,002.43 is: 13,509.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,642.26 : 38,480.63 = 9,002.43 : x
  2. Step 2: Convert to fraction form
    25,642.26/38,480.63 = 9,002.43/x
  3. Step 3: Cross multiply
    25,642.26x = 38,480.63 × 9,002.43
  4. Step 4: Simplify right side
    25,642.26x = 346,419,132.92
  5. Step 5: Solve for x
    x = 346,419,132.92/25,642.26
  6. Step 6: Final answer
    x = 13,509.70

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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.