Home / 26,777.12-40,174.08-16,115.11

Finding the Fourth Proportional to 26,777.12, 40,174.08 and 16,115.11

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Solution

The fourth proportional to 26,777.12, 40,174.08 and 16,115.11 is: 24,177.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,777.12 : 40,174.08 = 16,115.11 : x
  2. Step 2: Convert to fraction form
    26,777.12/40,174.08 = 16,115.11/x
  3. Step 3: Cross multiply
    26,777.12x = 40,174.08 × 16,115.11
  4. Step 4: Simplify right side
    26,777.12x = 647,409,718.35
  5. Step 5: Solve for x
    x = 647,409,718.35/26,777.12
  6. Step 6: Final answer
    x = 24,177.72

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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.