Home / 40,332.40-60,498.60-12,252.40

Finding the Fourth Proportional to 40,332.40, 60,498.60 and 12,252.40

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Solution

The fourth proportional to 40,332.40, 60,498.60 and 12,252.40 is: 18,378.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,332.40 : 60,498.60 = 12,252.40 : x
  2. Step 2: Convert to fraction form
    40,332.40/60,498.60 = 12,252.40/x
  3. Step 3: Cross multiply
    40,332.40x = 60,498.60 × 12,252.40
  4. Step 4: Simplify right side
    40,332.40x = 741,253,046.64
  5. Step 5: Solve for x
    x = 741,253,046.64/40,332.40
  6. Step 6: Final answer
    x = 18,378.60

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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.