Home / 15,270.18-22,901.68-8,609.55

Finding the Fourth Proportional to 15,270.18, 22,901.68 and 8,609.55

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Solution

The fourth proportional to 15,270.18, 22,901.68 and 8,609.55 is: 12,912.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,270.18 : 22,901.68 = 8,609.55 : x
  2. Step 2: Convert to fraction form
    15,270.18/22,901.68 = 8,609.55/x
  3. Step 3: Cross multiply
    15,270.18x = 22,901.68 × 8,609.55
  4. Step 4: Simplify right side
    15,270.18x = 197,173,159.04
  5. Step 5: Solve for x
    x = 197,173,159.04/15,270.18
  6. Step 6: Final answer
    x = 12,912.30

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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.