Home / 17,531.15-24,195.06-9,979.29

Finding the Fourth Proportional to 17,531.15, 24,195.06 and 9,979.29

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Solution

The fourth proportional to 17,531.15, 24,195.06 and 9,979.29 is: 13,772.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,531.15 : 24,195.06 = 9,979.29 : x
  2. Step 2: Convert to fraction form
    17,531.15/24,195.06 = 9,979.29/x
  3. Step 3: Cross multiply
    17,531.15x = 24,195.06 × 9,979.29
  4. Step 4: Simplify right side
    17,531.15x = 241,449,520.31
  5. Step 5: Solve for x
    x = 241,449,520.31/17,531.15
  6. Step 6: Final answer
    x = 13,772.60

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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.