Home / 27,080.64-40,610.88-9,545.76

Finding the Fourth Proportional to 27,080.64, 40,610.88 and 9,545.76

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Solution

The fourth proportional to 27,080.64, 40,610.88 and 9,545.76 is: 14,315.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,080.64 : 40,610.88 = 9,545.76 : x
  2. Step 2: Convert to fraction form
    27,080.64/40,610.88 = 9,545.76/x
  3. Step 3: Cross multiply
    27,080.64x = 40,610.88 × 9,545.76
  4. Step 4: Simplify right side
    27,080.64x = 387,661,713.87
  5. Step 5: Solve for x
    x = 387,661,713.87/27,080.64
  6. Step 6: Final answer
    x = 14,315.09

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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.