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Finding the Fourth Proportional to 15,003, 22,489.14 and 6,243

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Solution

The fourth proportional to 15,003, 22,489.14 and 6,243 is: 9,358.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,003 : 22,489.14 = 6,243 : x
  2. Step 2: Convert to fraction form
    15,003/22,489.14 = 6,243/x
  3. Step 3: Cross multiply
    15,003x = 22,489.14 × 6,243
  4. Step 4: Simplify right side
    15,003x = 140,399,701.02
  5. Step 5: Solve for x
    x = 140,399,701.02/15,003
  6. Step 6: Final answer
    x = 9,358.11

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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.