Home / 36,610.20-54,921.78-14,432.40

Finding the Fourth Proportional to 36,610.20, 54,921.78 and 14,432.40

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Solution

The fourth proportional to 36,610.20, 54,921.78 and 14,432.40 is: 21,651.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,610.20 : 54,921.78 = 14,432.40 : x
  2. Step 2: Convert to fraction form
    36,610.20/54,921.78 = 14,432.40/x
  3. Step 3: Cross multiply
    36,610.20x = 54,921.78 × 14,432.40
  4. Step 4: Simplify right side
    36,610.20x = 792,653,097.67
  5. Step 5: Solve for x
    x = 792,653,097.67/36,610.20
  6. Step 6: Final answer
    x = 21,651.15

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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.