Home / 16,998.30-25,497.45-12,332.70

Finding the Fourth Proportional to 16,998.30, 25,497.45 and 12,332.70

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Solution

The fourth proportional to 16,998.30, 25,497.45 and 12,332.70 is: 18,499.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,998.30 : 25,497.45 = 12,332.70 : x
  2. Step 2: Convert to fraction form
    16,998.30/25,497.45 = 12,332.70/x
  3. Step 3: Cross multiply
    16,998.30x = 25,497.45 × 12,332.70
  4. Step 4: Simplify right side
    16,998.30x = 314,452,401.62
  5. Step 5: Solve for x
    x = 314,452,401.62/16,998.30
  6. Step 6: Final answer
    x = 18,499.05

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Double scale
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Similar ratio
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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.