Home / 15,041.24-22,546.98-7,129.88

Finding the Fourth Proportional to 15,041.24, 22,546.98 and 7,129.88

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Solution

The fourth proportional to 15,041.24, 22,546.98 and 7,129.88 is: 10,687.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,041.24 : 22,546.98 = 7,129.88 : x
  2. Step 2: Convert to fraction form
    15,041.24/22,546.98 = 7,129.88/x
  3. Step 3: Cross multiply
    15,041.24x = 22,546.98 × 7,129.88
  4. Step 4: Simplify right side
    15,041.24x = 160,757,261.76
  5. Step 5: Solve for x
    x = 160,757,261.76/15,041.24
  6. Step 6: Final answer
    x = 10,687.77

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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.