Home / 31,191.16-43,044.86-17,044.92

Finding the Fourth Proportional to 31,191.16, 43,044.86 and 17,044.92

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Solution

The fourth proportional to 31,191.16, 43,044.86 and 17,044.92 is: 23,522.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,191.16 : 43,044.86 = 17,044.92 : x
  2. Step 2: Convert to fraction form
    31,191.16/43,044.86 = 17,044.92/x
  3. Step 3: Cross multiply
    31,191.16x = 43,044.86 × 17,044.92
  4. Step 4: Simplify right side
    31,191.16x = 733,696,195.11
  5. Step 5: Solve for x
    x = 733,696,195.11/31,191.16
  6. Step 6: Final answer
    x = 23,522.57

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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.