Home / 31,225.38-43,091.18-17,078.19

Finding the Fourth Proportional to 31,225.38, 43,091.18 and 17,078.19

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Solution

The fourth proportional to 31,225.38, 43,091.18 and 17,078.19 is: 23,567.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,225.38 : 43,091.18 = 17,078.19 : x
  2. Step 2: Convert to fraction form
    31,225.38/43,091.18 = 17,078.19/x
  3. Step 3: Cross multiply
    31,225.38x = 43,091.18 × 17,078.19
  4. Step 4: Simplify right side
    31,225.38x = 735,919,359.36
  5. Step 5: Solve for x
    x = 735,919,359.36/31,225.38
  6. Step 6: Final answer
    x = 23,567.99

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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.