Home / 15,168.61-22,763.17-5,307.97

Finding the Fourth Proportional to 15,168.61, 22,763.17 and 5,307.97

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Solution

The fourth proportional to 15,168.61, 22,763.17 and 5,307.97 is: 7,965.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,168.61 : 22,763.17 = 5,307.97 : x
  2. Step 2: Convert to fraction form
    15,168.61/22,763.17 = 5,307.97/x
  3. Step 3: Cross multiply
    15,168.61x = 22,763.17 × 5,307.97
  4. Step 4: Simplify right side
    15,168.61x = 120,826,285.78
  5. Step 5: Solve for x
    x = 120,826,285.78/15,168.61
  6. Step 6: Final answer
    x = 7,965.55

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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.