Home / 15,002.72-22,504.08-6,680.60

Finding the Fourth Proportional to 15,002.72, 22,504.08 and 6,680.60

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Solution

The fourth proportional to 15,002.72, 22,504.08 and 6,680.60 is: 10,020.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,002.72 : 22,504.08 = 6,680.60 : x
  2. Step 2: Convert to fraction form
    15,002.72/22,504.08 = 6,680.60/x
  3. Step 3: Cross multiply
    15,002.72x = 22,504.08 × 6,680.60
  4. Step 4: Simplify right side
    15,002.72x = 150,340,756.85
  5. Step 5: Solve for x
    x = 150,340,756.85/15,002.72
  6. Step 6: Final answer
    x = 10,020.90

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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.