Home / 15,125.20-22,672.32-14,745.76

Finding the Fourth Proportional to 15,125.20, 22,672.32 and 14,745.76

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Solution

The fourth proportional to 15,125.20, 22,672.32 and 14,745.76 is: 22,103.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,125.20 : 22,672.32 = 14,745.76 : x
  2. Step 2: Convert to fraction form
    15,125.20/22,672.32 = 14,745.76/x
  3. Step 3: Cross multiply
    15,125.20x = 22,672.32 × 14,745.76
  4. Step 4: Simplify right side
    15,125.20x = 334,320,589.36
  5. Step 5: Solve for x
    x = 334,320,589.36/15,125.20
  6. Step 6: Final answer
    x = 22,103.55

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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.