Home / 31,371.16-43,290.84-17,224.24

Finding the Fourth Proportional to 31,371.16, 43,290.84 and 17,224.24

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Solution

The fourth proportional to 31,371.16, 43,290.84 and 17,224.24 is: 23,768.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,371.16 : 43,290.84 = 17,224.24 : x
  2. Step 2: Convert to fraction form
    31,371.16/43,290.84 = 17,224.24/x
  3. Step 3: Cross multiply
    31,371.16x = 43,290.84 × 17,224.24
  4. Step 4: Simplify right side
    31,371.16x = 745,651,817.96
  5. Step 5: Solve for x
    x = 745,651,817.96/31,371.16
  6. Step 6: Final answer
    x = 23,768.70

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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.