Home / 31,262.09-43,141.68-17,114.92

Finding the Fourth Proportional to 31,262.09, 43,141.68 and 17,114.92

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Solution

The fourth proportional to 31,262.09, 43,141.68 and 17,114.92 is: 23,618.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,262.09 : 43,141.68 = 17,114.92 : x
  2. Step 2: Convert to fraction form
    31,262.09/43,141.68 = 17,114.92/x
  3. Step 3: Cross multiply
    31,262.09x = 43,141.68 × 17,114.92
  4. Step 4: Simplify right side
    31,262.09x = 738,366,294.01
  5. Step 5: Solve for x
    x = 738,366,294.01/31,262.09
  6. Step 6: Final answer
    x = 23,618.59

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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.