Home / 36,705.28-54,983.40-16,956.40

Finding the Fourth Proportional to 36,705.28, 54,983.40 and 16,956.40

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Solution

The fourth proportional to 36,705.28, 54,983.40 and 16,956.40 is: 25,400.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,705.28 : 54,983.40 = 16,956.40 : x
  2. Step 2: Convert to fraction form
    36,705.28/54,983.40 = 16,956.40/x
  3. Step 3: Cross multiply
    36,705.28x = 54,983.40 × 16,956.40
  4. Step 4: Simplify right side
    36,705.28x = 932,320,523.76
  5. Step 5: Solve for x
    x = 932,320,523.76/36,705.28
  6. Step 6: Final answer
    x = 25,400.17

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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.