Home / 36,387.20-54,558.38-14,174.70

Finding the Fourth Proportional to 36,387.20, 54,558.38 and 14,174.70

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Solution

The fourth proportional to 36,387.20, 54,558.38 and 14,174.70 is: 21,253.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,387.20 : 54,558.38 = 14,174.70 : x
  2. Step 2: Convert to fraction form
    36,387.20/54,558.38 = 14,174.70/x
  3. Step 3: Cross multiply
    36,387.20x = 54,558.38 × 14,174.70
  4. Step 4: Simplify right side
    36,387.20x = 773,348,668.99
  5. Step 5: Solve for x
    x = 773,348,668.99/36,387.20
  6. Step 6: Final answer
    x = 21,253.32

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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.