Home / 22,861.20-34,294.28-7,275.20

Finding the Fourth Proportional to 22,861.20, 34,294.28 and 7,275.20

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Solution

The fourth proportional to 22,861.20, 34,294.28 and 7,275.20 is: 10,913.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,861.20 : 34,294.28 = 7,275.20 : x
  2. Step 2: Convert to fraction form
    22,861.20/34,294.28 = 7,275.20/x
  3. Step 3: Cross multiply
    22,861.20x = 34,294.28 × 7,275.20
  4. Step 4: Simplify right side
    22,861.20x = 249,497,745.86
  5. Step 5: Solve for x
    x = 249,497,745.86/22,861.20
  6. Step 6: Final answer
    x = 10,913.59

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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.