Home / 15,011.20-22,514.10-9,454.60

Finding the Fourth Proportional to 15,011.20, 22,514.10 and 9,454.60

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Solution

The fourth proportional to 15,011.20, 22,514.10 and 9,454.60 is: 14,180.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,011.20 : 22,514.10 = 9,454.60 : x
  2. Step 2: Convert to fraction form
    15,011.20/22,514.10 = 9,454.60/x
  3. Step 3: Cross multiply
    15,011.20x = 22,514.10 × 9,454.60
  4. Step 4: Simplify right side
    15,011.20x = 212,861,809.86
  5. Step 5: Solve for x
    x = 212,861,809.86/15,011.20
  6. Step 6: Final answer
    x = 14,180.20

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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.