Home / 15,352.20-22,998.18-7,961.55

Finding the Fourth Proportional to 15,352.20, 22,998.18 and 7,961.55

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Solution

The fourth proportional to 15,352.20, 22,998.18 and 7,961.55 is: 11,926.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,352.20 : 22,998.18 = 7,961.55 : x
  2. Step 2: Convert to fraction form
    15,352.20/22,998.18 = 7,961.55/x
  3. Step 3: Cross multiply
    15,352.20x = 22,998.18 × 7,961.55
  4. Step 4: Simplify right side
    15,352.20x = 183,101,159.98
  5. Step 5: Solve for x
    x = 183,101,159.98/15,352.20
  6. Step 6: Final answer
    x = 11,926.70

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1.5x scale

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.