Home / 20,000.44-29,937.72-13,723.76

Finding the Fourth Proportional to 20,000.44, 29,937.72 and 13,723.76

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Solution

The fourth proportional to 20,000.44, 29,937.72 and 13,723.76 is: 20,542.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,000.44 : 29,937.72 = 13,723.76 : x
  2. Step 2: Convert to fraction form
    20,000.44/29,937.72 = 13,723.76/x
  3. Step 3: Cross multiply
    20,000.44x = 29,937.72 × 13,723.76
  4. Step 4: Simplify right side
    20,000.44x = 410,858,084.23
  5. Step 5: Solve for x
    x = 410,858,084.23/20,000.44
  6. Step 6: Final answer
    x = 20,542.45

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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.