Home / 17,918.75-26,882.15-6,071.83

Finding the Fourth Proportional to 17,918.75, 26,882.15 and 6,071.83

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Solution

The fourth proportional to 17,918.75, 26,882.15 and 6,071.83 is: 9,109.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,918.75 : 26,882.15 = 6,071.83 : x
  2. Step 2: Convert to fraction form
    17,918.75/26,882.15 = 6,071.83/x
  3. Step 3: Cross multiply
    17,918.75x = 26,882.15 × 6,071.83
  4. Step 4: Simplify right side
    17,918.75x = 163,223,747.27
  5. Step 5: Solve for x
    x = 163,223,747.27/17,918.75
  6. Step 6: Final answer
    x = 9,109.10

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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.