Home / 31,354.44-43,269.12-17,207.28

Finding the Fourth Proportional to 31,354.44, 43,269.12 and 17,207.28

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Solution

The fourth proportional to 31,354.44, 43,269.12 and 17,207.28 is: 23,746.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,354.44 : 43,269.12 = 17,207.28 : x
  2. Step 2: Convert to fraction form
    31,354.44/43,269.12 = 17,207.28/x
  3. Step 3: Cross multiply
    31,354.44x = 43,269.12 × 17,207.28
  4. Step 4: Simplify right side
    31,354.44x = 744,543,863.19
  5. Step 5: Solve for x
    x = 744,543,863.19/31,354.44
  6. Step 6: Final answer
    x = 23,746.04

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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.