Home / 25,117.44-34,663.14-15,043.97

Finding the Fourth Proportional to 25,117.44, 34,663.14 and 15,043.97

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Solution

The fourth proportional to 25,117.44, 34,663.14 and 15,043.97 is: 20,761.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,117.44 : 34,663.14 = 15,043.97 : x
  2. Step 2: Convert to fraction form
    25,117.44/34,663.14 = 15,043.97/x
  3. Step 3: Cross multiply
    25,117.44x = 34,663.14 × 15,043.97
  4. Step 4: Simplify right side
    25,117.44x = 521,471,064.95
  5. Step 5: Solve for x
    x = 521,471,064.95/25,117.44
  6. Step 6: Final answer
    x = 20,761.31

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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.