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Finding the Fourth Proportional to 27,503.34, 41,241.06 and 13,442.34

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Solution

The fourth proportional to 27,503.34, 41,241.06 and 13,442.34 is: 20,156.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,503.34 : 41,241.06 = 13,442.34 : x
  2. Step 2: Convert to fraction form
    27,503.34/41,241.06 = 13,442.34/x
  3. Step 3: Cross multiply
    27,503.34x = 41,241.06 × 13,442.34
  4. Step 4: Simplify right side
    27,503.34x = 554,376,350.48
  5. Step 5: Solve for x
    x = 554,376,350.48/27,503.34
  6. Step 6: Final answer
    x = 20,156.69

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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.