Home / 15,148.19-22,732.66-5,287.46

Finding the Fourth Proportional to 15,148.19, 22,732.66 and 5,287.46

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Solution

The fourth proportional to 15,148.19, 22,732.66 and 5,287.46 is: 7,934.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,148.19 : 22,732.66 = 5,287.46 : x
  2. Step 2: Convert to fraction form
    15,148.19/22,732.66 = 5,287.46/x
  3. Step 3: Cross multiply
    15,148.19x = 22,732.66 × 5,287.46
  4. Step 4: Simplify right side
    15,148.19x = 120,198,074.06
  5. Step 5: Solve for x
    x = 120,198,074.06/15,148.19
  6. Step 6: Final answer
    x = 7,934.82

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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.