Home / 36,007.20-54,010.80-9,711.97

Finding the Fourth Proportional to 36,007.20, 54,010.80 and 9,711.97

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Solution

The fourth proportional to 36,007.20, 54,010.80 and 9,711.97 is: 14,567.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,007.20 : 54,010.80 = 9,711.97 : x
  2. Step 2: Convert to fraction form
    36,007.20/54,010.80 = 9,711.97/x
  3. Step 3: Cross multiply
    36,007.20x = 54,010.80 × 9,711.97
  4. Step 4: Simplify right side
    36,007.20x = 524,551,134.25
  5. Step 5: Solve for x
    x = 524,551,134.25/36,007.20
  6. Step 6: Final answer
    x = 14,567.95

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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.