Home / 15,161.20-22,732.02-6,393.76

Finding the Fourth Proportional to 15,161.20, 22,732.02 and 6,393.76

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Solution

The fourth proportional to 15,161.20, 22,732.02 and 6,393.76 is: 9,586.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,161.20 : 22,732.02 = 6,393.76 : x
  2. Step 2: Convert to fraction form
    15,161.20/22,732.02 = 6,393.76/x
  3. Step 3: Cross multiply
    15,161.20x = 22,732.02 × 6,393.76
  4. Step 4: Simplify right side
    15,161.20x = 145,343,080.20
  5. Step 5: Solve for x
    x = 145,343,080.20/15,161.20
  6. Step 6: Final answer
    x = 9,586.52

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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.