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Finding the Fourth Proportional to 18,417.98, 27,627.15 and 10,093.46

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Solution

The fourth proportional to 18,417.98, 27,627.15 and 10,093.46 is: 15,140.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,417.98 : 27,627.15 = 10,093.46 : x
  2. Step 2: Convert to fraction form
    18,417.98/27,627.15 = 10,093.46/x
  3. Step 3: Cross multiply
    18,417.98x = 27,627.15 × 10,093.46
  4. Step 4: Simplify right side
    18,417.98x = 278,853,395.30
  5. Step 5: Solve for x
    x = 278,853,395.30/18,417.98
  6. Step 6: Final answer
    x = 15,140.29

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1.5x scale

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.