Home / 15,272.57-22,919.24-8,254.74

Finding the Fourth Proportional to 15,272.57, 22,919.24 and 8,254.74

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Solution

The fourth proportional to 15,272.57, 22,919.24 and 8,254.74 is: 12,387.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,272.57 : 22,919.24 = 8,254.74 : x
  2. Step 2: Convert to fraction form
    15,272.57/22,919.24 = 8,254.74/x
  3. Step 3: Cross multiply
    15,272.57x = 22,919.24 × 8,254.74
  4. Step 4: Simplify right side
    15,272.57x = 189,192,298.43
  5. Step 5: Solve for x
    x = 189,192,298.43/15,272.57
  6. Step 6: Final answer
    x = 12,387.72

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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.