Home / 36,359.70-54,517.20-14,147.21

Finding the Fourth Proportional to 36,359.70, 54,517.20 and 14,147.21

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Solution

The fourth proportional to 36,359.70, 54,517.20 and 14,147.21 is: 21,212.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,359.70 : 54,517.20 = 14,147.21 : x
  2. Step 2: Convert to fraction form
    36,359.70/54,517.20 = 14,147.21/x
  3. Step 3: Cross multiply
    36,359.70x = 54,517.20 × 14,147.21
  4. Step 4: Simplify right side
    36,359.70x = 771,266,004.43
  5. Step 5: Solve for x
    x = 771,266,004.43/36,359.70
  6. Step 6: Final answer
    x = 21,212.11

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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.