Home / 10,095.53-15,119.19-8,001.68

Finding the Fourth Proportional to 10,095.53, 15,119.19 and 8,001.68

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Solution

The fourth proportional to 10,095.53, 15,119.19 and 8,001.68 is: 11,983.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,095.53 : 15,119.19 = 8,001.68 : x
  2. Step 2: Convert to fraction form
    10,095.53/15,119.19 = 8,001.68/x
  3. Step 3: Cross multiply
    10,095.53x = 15,119.19 × 8,001.68
  4. Step 4: Simplify right side
    10,095.53x = 120,978,844.64
  5. Step 5: Solve for x
    x = 120,978,844.64/10,095.53
  6. Step 6: Final answer
    x = 11,983.41

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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.