Home / 31,239.52-43,111.36-17,092.16

Finding the Fourth Proportional to 31,239.52, 43,111.36 and 17,092.16

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Solution

The fourth proportional to 31,239.52, 43,111.36 and 17,092.16 is: 23,587.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,239.52 : 43,111.36 = 17,092.16 : x
  2. Step 2: Convert to fraction form
    31,239.52/43,111.36 = 17,092.16/x
  3. Step 3: Cross multiply
    31,239.52x = 43,111.36 × 17,092.16
  4. Step 4: Simplify right side
    31,239.52x = 736,866,262.94
  5. Step 5: Solve for x
    x = 736,866,262.94/31,239.52
  6. Step 6: Final answer
    x = 23,587.63

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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.