Home / 36,767.52-55,122.12-13,381.20

Finding the Fourth Proportional to 36,767.52, 55,122.12 and 13,381.20

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Solution

The fourth proportional to 36,767.52, 55,122.12 and 13,381.20 is: 20,061.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,767.52 : 55,122.12 = 13,381.20 : x
  2. Step 2: Convert to fraction form
    36,767.52/55,122.12 = 13,381.20/x
  3. Step 3: Cross multiply
    36,767.52x = 55,122.12 × 13,381.20
  4. Step 4: Simplify right side
    36,767.52x = 737,600,112.14
  5. Step 5: Solve for x
    x = 737,600,112.14/36,767.52
  6. Step 6: Final answer
    x = 20,061.19

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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.