Home / 23,918.38-35,876.76-6,387.28

Finding the Fourth Proportional to 23,918.38, 35,876.76 and 6,387.28

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Solution

The fourth proportional to 23,918.38, 35,876.76 and 6,387.28 is: 9,580.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,918.38 : 35,876.76 = 6,387.28 : x
  2. Step 2: Convert to fraction form
    23,918.38/35,876.76 = 6,387.28/x
  3. Step 3: Cross multiply
    23,918.38x = 35,876.76 × 6,387.28
  4. Step 4: Simplify right side
    23,918.38x = 229,154,911.61
  5. Step 5: Solve for x
    x = 229,154,911.61/23,918.38
  6. Step 6: Final answer
    x = 9,580.70

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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.