Home / 21,649.26-32,473.89-17,712.66

Finding the Fourth Proportional to 21,649.26, 32,473.89 and 17,712.66

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Solution

The fourth proportional to 21,649.26, 32,473.89 and 17,712.66 is: 26,568.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,649.26 : 32,473.89 = 17,712.66 : x
  2. Step 2: Convert to fraction form
    21,649.26/32,473.89 = 17,712.66/x
  3. Step 3: Cross multiply
    21,649.26x = 32,473.89 × 17,712.66
  4. Step 4: Simplify right side
    21,649.26x = 575,198,972.45
  5. Step 5: Solve for x
    x = 575,198,972.45/21,649.26
  6. Step 6: Final answer
    x = 26,568.99

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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.