Home / 15,134.47-22,703.82-5,272.30

Finding the Fourth Proportional to 15,134.47, 22,703.82 and 5,272.30

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Solution

The fourth proportional to 15,134.47, 22,703.82 and 5,272.30 is: 7,909.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,134.47 : 22,703.82 = 5,272.30 : x
  2. Step 2: Convert to fraction form
    15,134.47/22,703.82 = 5,272.30/x
  3. Step 3: Cross multiply
    15,134.47x = 22,703.82 × 5,272.30
  4. Step 4: Simplify right side
    15,134.47x = 119,701,350.19
  5. Step 5: Solve for x
    x = 119,701,350.19/15,134.47
  6. Step 6: Final answer
    x = 7,909.19

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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.