Home / 23,998.25-33,117.49-13,387.87

Finding the Fourth Proportional to 23,998.25, 33,117.49 and 13,387.87

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Solution

The fourth proportional to 23,998.25, 33,117.49 and 13,387.87 is: 18,475.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,998.25 : 33,117.49 = 13,387.87 : x
  2. Step 2: Convert to fraction form
    23,998.25/33,117.49 = 13,387.87/x
  3. Step 3: Cross multiply
    23,998.25x = 33,117.49 × 13,387.87
  4. Step 4: Simplify right side
    23,998.25x = 443,372,650.85
  5. Step 5: Solve for x
    x = 443,372,650.85/23,998.25
  6. Step 6: Final answer
    x = 18,475.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.