Home / 17,608.80-26,414.59-5,129.02

Finding the Fourth Proportional to 17,608.80, 26,414.59 and 5,129.02

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Solution

The fourth proportional to 17,608.80, 26,414.59 and 5,129.02 is: 7,693.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,608.80 : 26,414.59 = 5,129.02 : x
  2. Step 2: Convert to fraction form
    17,608.80/26,414.59 = 5,129.02/x
  3. Step 3: Cross multiply
    17,608.80x = 26,414.59 × 5,129.02
  4. Step 4: Simplify right side
    17,608.80x = 135,480,960.40
  5. Step 5: Solve for x
    x = 135,480,960.40/17,608.80
  6. Step 6: Final answer
    x = 7,693.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.