Home / 21,335.76-29,418.66-17,544.96

Finding the Fourth Proportional to 21,335.76, 29,418.66 and 17,544.96

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Solution

The fourth proportional to 21,335.76, 29,418.66 and 17,544.96 is: 24,191.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,335.76 : 29,418.66 = 17,544.96 : x
  2. Step 2: Convert to fraction form
    21,335.76/29,418.66 = 17,544.96/x
  3. Step 3: Cross multiply
    21,335.76x = 29,418.66 × 17,544.96
  4. Step 4: Simplify right side
    21,335.76x = 516,149,212.95
  5. Step 5: Solve for x
    x = 516,149,212.95/21,335.76
  6. Step 6: Final answer
    x = 24,191.74

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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.