Home / 36,085.92-54,127.66-12,711.75

Finding the Fourth Proportional to 36,085.92, 54,127.66 and 12,711.75

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Solution

The fourth proportional to 36,085.92, 54,127.66 and 12,711.75 is: 19,067.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,085.92 : 54,127.66 = 12,711.75 : x
  2. Step 2: Convert to fraction form
    36,085.92/54,127.66 = 12,711.75/x
  3. Step 3: Cross multiply
    36,085.92x = 54,127.66 × 12,711.75
  4. Step 4: Simplify right side
    36,085.92x = 688,057,282.01
  5. Step 5: Solve for x
    x = 688,057,282.01/36,085.92
  6. Step 6: Final answer
    x = 19,067.20

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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.