Home / 25,207.20-37,812.64-8,560.48

Finding the Fourth Proportional to 25,207.20, 37,812.64 and 8,560.48

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Solution

The fourth proportional to 25,207.20, 37,812.64 and 8,560.48 is: 12,841.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,207.20 : 37,812.64 = 8,560.48 : x
  2. Step 2: Convert to fraction form
    25,207.20/37,812.64 = 8,560.48/x
  3. Step 3: Cross multiply
    25,207.20x = 37,812.64 × 8,560.48
  4. Step 4: Simplify right side
    25,207.20x = 323,694,348.47
  5. Step 5: Solve for x
    x = 323,694,348.47/25,207.20
  6. Step 6: Final answer
    x = 12,841.34

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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.