Home / 31,537.30-43,519.49-17,390.26

Finding the Fourth Proportional to 31,537.30, 43,519.49 and 17,390.26

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Solution

The fourth proportional to 31,537.30, 43,519.49 and 17,390.26 is: 23,997.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,537.30 : 43,519.49 = 17,390.26 : x
  2. Step 2: Convert to fraction form
    31,537.30/43,519.49 = 17,390.26/x
  3. Step 3: Cross multiply
    31,537.30x = 43,519.49 × 17,390.26
  4. Step 4: Simplify right side
    31,537.30x = 756,815,246.17
  5. Step 5: Solve for x
    x = 756,815,246.17/31,537.30
  6. Step 6: Final answer
    x = 23,997.46

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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.