Home / 31,238.43-43,110.10-17,091.26

Finding the Fourth Proportional to 31,238.43, 43,110.10 and 17,091.26

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Solution

The fourth proportional to 31,238.43, 43,110.10 and 17,091.26 is: 23,586.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,238.43 : 43,110.10 = 17,091.26 : x
  2. Step 2: Convert to fraction form
    31,238.43/43,110.10 = 17,091.26/x
  3. Step 3: Cross multiply
    31,238.43x = 43,110.10 × 17,091.26
  4. Step 4: Simplify right side
    31,238.43x = 736,805,927.73
  5. Step 5: Solve for x
    x = 736,805,927.73/31,238.43
  6. Step 6: Final answer
    x = 23,586.52

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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.