Home / 36,021.47-54,034.80-13,834.85

Finding the Fourth Proportional to 36,021.47, 54,034.80 and 13,834.85

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Solution

The fourth proportional to 36,021.47, 54,034.80 and 13,834.85 is: 20,753.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,021.47 : 54,034.80 = 13,834.85 : x
  2. Step 2: Convert to fraction form
    36,021.47/54,034.80 = 13,834.85/x
  3. Step 3: Cross multiply
    36,021.47x = 54,034.80 × 13,834.85
  4. Step 4: Simplify right side
    36,021.47x = 747,563,451.40
  5. Step 5: Solve for x
    x = 747,563,451.40/36,021.47
  6. Step 6: Final answer
    x = 20,753.28

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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.