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Finding the Fourth Proportional to 26,703.92, 40,079.96 and 14,234.33

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Solution

The fourth proportional to 26,703.92, 40,079.96 and 14,234.33 is: 21,364.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,703.92 : 40,079.96 = 14,234.33 : x
  2. Step 2: Convert to fraction form
    26,703.92/40,079.96 = 14,234.33/x
  3. Step 3: Cross multiply
    26,703.92x = 40,079.96 × 14,234.33
  4. Step 4: Simplify right side
    26,703.92x = 570,511,512.81
  5. Step 5: Solve for x
    x = 570,511,512.81/26,703.92
  6. Step 6: Final answer
    x = 21,364.33

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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.