Home / 15,019.20-22,534.20-6,256.80

Finding the Fourth Proportional to 15,019.20, 22,534.20 and 6,256.80

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Solution

The fourth proportional to 15,019.20, 22,534.20 and 6,256.80 is: 9,387.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,019.20 : 22,534.20 = 6,256.80 : x
  2. Step 2: Convert to fraction form
    15,019.20/22,534.20 = 6,256.80/x
  3. Step 3: Cross multiply
    15,019.20x = 22,534.20 × 6,256.80
  4. Step 4: Simplify right side
    15,019.20x = 140,991,982.56
  5. Step 5: Solve for x
    x = 140,991,982.56/15,019.20
  6. Step 6: Final answer
    x = 9,387.45

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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.