Home / 31,759.29-43,828.16-17,613.05

Finding the Fourth Proportional to 31,759.29, 43,828.16 and 17,613.05

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Solution

The fourth proportional to 31,759.29, 43,828.16 and 17,613.05 is: 24,306.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,759.29 : 43,828.16 = 17,613.05 : x
  2. Step 2: Convert to fraction form
    31,759.29/43,828.16 = 17,613.05/x
  3. Step 3: Cross multiply
    31,759.29x = 43,828.16 × 17,613.05
  4. Step 4: Simplify right side
    31,759.29x = 771,947,266.28
  5. Step 5: Solve for x
    x = 771,947,266.28/31,759.29
  6. Step 6: Final answer
    x = 24,306.19

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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.