Home / 36,487.77-54,691.68-14,276.75

Finding the Fourth Proportional to 36,487.77, 54,691.68 and 14,276.75

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Solution

The fourth proportional to 36,487.77, 54,691.68 and 14,276.75 is: 21,399.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,487.77 : 54,691.68 = 14,276.75 : x
  2. Step 2: Convert to fraction form
    36,487.77/54,691.68 = 14,276.75/x
  3. Step 3: Cross multiply
    36,487.77x = 54,691.68 × 14,276.75
  4. Step 4: Simplify right side
    36,487.77x = 780,819,168.98
  5. Step 5: Solve for x
    x = 780,819,168.98/36,487.77
  6. Step 6: Final answer
    x = 21,399.48

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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.