Home / 29,211.39-43,843.13-13,637.79

Finding the Fourth Proportional to 29,211.39, 43,843.13 and 13,637.79

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Solution

The fourth proportional to 29,211.39, 43,843.13 and 13,637.79 is: 20,468.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,211.39 : 43,843.13 = 13,637.79 : x
  2. Step 2: Convert to fraction form
    29,211.39/43,843.13 = 13,637.79/x
  3. Step 3: Cross multiply
    29,211.39x = 43,843.13 × 13,637.79
  4. Step 4: Simplify right side
    29,211.39x = 597,923,331.69
  5. Step 5: Solve for x
    x = 597,923,331.69/29,211.39
  6. Step 6: Final answer
    x = 20,468.84

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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.