Home / 31,265.91-43,147.14-17,837.04

Finding the Fourth Proportional to 31,265.91, 43,147.14 and 17,837.04

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Solution

The fourth proportional to 31,265.91, 43,147.14 and 17,837.04 is: 24,615.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,265.91 : 43,147.14 = 17,837.04 : x
  2. Step 2: Convert to fraction form
    31,265.91/43,147.14 = 17,837.04/x
  3. Step 3: Cross multiply
    31,265.91x = 43,147.14 × 17,837.04
  4. Step 4: Simplify right side
    31,265.91x = 769,617,262.07
  5. Step 5: Solve for x
    x = 769,617,262.07/31,265.91
  6. Step 6: Final answer
    x = 24,615.22

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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.