Home / 26,879.76-40,251.60-14,353.92

Finding the Fourth Proportional to 26,879.76, 40,251.60 and 14,353.92

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Solution

The fourth proportional to 26,879.76, 40,251.60 and 14,353.92 is: 21,494.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,879.76 : 40,251.60 = 14,353.92 : x
  2. Step 2: Convert to fraction form
    26,879.76/40,251.60 = 14,353.92/x
  3. Step 3: Cross multiply
    26,879.76x = 40,251.60 × 14,353.92
  4. Step 4: Simplify right side
    26,879.76x = 577,768,246.27
  5. Step 5: Solve for x
    x = 577,768,246.27/26,879.76
  6. Step 6: Final answer
    x = 21,494.55

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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.