Home / 17,677.20-24,381.84-11,383.56

Finding the Fourth Proportional to 17,677.20, 24,381.84 and 11,383.56

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Solution

The fourth proportional to 17,677.20, 24,381.84 and 11,383.56 is: 15,701.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,677.20 : 24,381.84 = 11,383.56 : x
  2. Step 2: Convert to fraction form
    17,677.20/24,381.84 = 11,383.56/x
  3. Step 3: Cross multiply
    17,677.20x = 24,381.84 × 11,383.56
  4. Step 4: Simplify right side
    17,677.20x = 277,552,138.55
  5. Step 5: Solve for x
    x = 277,552,138.55/17,677.20
  6. Step 6: Final answer
    x = 15,701.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.