Home / 17,917.40-26,888.42-6,230.61

Finding the Fourth Proportional to 17,917.40, 26,888.42 and 6,230.61

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Solution

The fourth proportional to 17,917.40, 26,888.42 and 6,230.61 is: 9,350.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,917.40 : 26,888.42 = 6,230.61 : x
  2. Step 2: Convert to fraction form
    17,917.40/26,888.42 = 6,230.61/x
  3. Step 3: Cross multiply
    17,917.40x = 26,888.42 × 6,230.61
  4. Step 4: Simplify right side
    17,917.40x = 167,531,274.11
  5. Step 5: Solve for x
    x = 167,531,274.11/17,917.40
  6. Step 6: Final answer
    x = 9,350.20

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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.