Home / 17,631.20-24,335.14-11,332.64

Finding the Fourth Proportional to 17,631.20, 24,335.14 and 11,332.64

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Solution

The fourth proportional to 17,631.20, 24,335.14 and 11,332.64 is: 15,641.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,631.20 : 24,335.14 = 11,332.64 : x
  2. Step 2: Convert to fraction form
    17,631.20/24,335.14 = 11,332.64/x
  3. Step 3: Cross multiply
    17,631.20x = 24,335.14 × 11,332.64
  4. Step 4: Simplify right side
    17,631.20x = 275,781,380.97
  5. Step 5: Solve for x
    x = 275,781,380.97/17,631.20
  6. Step 6: Final answer
    x = 15,641.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.