Home / 26,555.52-39,836.80-14,081.92

Finding the Fourth Proportional to 26,555.52, 39,836.80 and 14,081.92

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Solution

The fourth proportional to 26,555.52, 39,836.80 and 14,081.92 is: 21,124.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,555.52 : 39,836.80 = 14,081.92 : x
  2. Step 2: Convert to fraction form
    26,555.52/39,836.80 = 14,081.92/x
  3. Step 3: Cross multiply
    26,555.52x = 39,836.80 × 14,081.92
  4. Step 4: Simplify right side
    26,555.52x = 560,978,630.66
  5. Step 5: Solve for x
    x = 560,978,630.66/26,555.52
  6. Step 6: Final answer
    x = 21,124.75

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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.