Home / 15,125.12-22,691.84-10,770.32

Finding the Fourth Proportional to 15,125.12, 22,691.84 and 10,770.32

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Solution

The fourth proportional to 15,125.12, 22,691.84 and 10,770.32 is: 16,158.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,125.12 : 22,691.84 = 10,770.32 : x
  2. Step 2: Convert to fraction form
    15,125.12/22,691.84 = 10,770.32/x
  3. Step 3: Cross multiply
    15,125.12x = 22,691.84 × 10,770.32
  4. Step 4: Simplify right side
    15,125.12x = 244,398,378.19
  5. Step 5: Solve for x
    x = 244,398,378.19/15,125.12
  6. Step 6: Final answer
    x = 16,158.44

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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.