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Finding the Fourth Proportional to 36,503.97, 54,734.97 and 14,291.34

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Solution

The fourth proportional to 36,503.97, 54,734.97 and 14,291.34 is: 21,428.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,503.97 : 54,734.97 = 14,291.34 : x
  2. Step 2: Convert to fraction form
    36,503.97/54,734.97 = 14,291.34/x
  3. Step 3: Cross multiply
    36,503.97x = 54,734.97 × 14,291.34
  4. Step 4: Simplify right side
    36,503.97x = 782,236,066.16
  5. Step 5: Solve for x
    x = 782,236,066.16/36,503.97
  6. Step 6: Final answer
    x = 21,428.79

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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.