Home / 26,739.88-40,182.52-14,268.72

Finding the Fourth Proportional to 26,739.88, 40,182.52 and 14,268.72

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Solution

The fourth proportional to 26,739.88, 40,182.52 and 14,268.72 is: 21,441.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,739.88 : 40,182.52 = 14,268.72 : x
  2. Step 2: Convert to fraction form
    26,739.88/40,182.52 = 14,268.72/x
  3. Step 3: Cross multiply
    26,739.88x = 40,182.52 × 14,268.72
  4. Step 4: Simplify right side
    26,739.88x = 573,353,126.77
  5. Step 5: Solve for x
    x = 573,353,126.77/26,739.88
  6. Step 6: Final answer
    x = 21,441.87

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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.