Home / 36,150.24-54,229.20-12,776.16

Finding the Fourth Proportional to 36,150.24, 54,229.20 and 12,776.16

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Solution

The fourth proportional to 36,150.24, 54,229.20 and 12,776.16 is: 19,165.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,150.24 : 54,229.20 = 12,776.16 : x
  2. Step 2: Convert to fraction form
    36,150.24/54,229.20 = 12,776.16/x
  3. Step 3: Cross multiply
    36,150.24x = 54,229.20 × 12,776.16
  4. Step 4: Simplify right side
    36,150.24x = 692,840,935.87
  5. Step 5: Solve for x
    x = 692,840,935.87/36,150.24
  6. Step 6: Final answer
    x = 19,165.60

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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.