Home / 26,382.20-39,583.01-13,901.72

Finding the Fourth Proportional to 26,382.20, 39,583.01 and 13,901.72

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Solution

The fourth proportional to 26,382.20, 39,583.01 and 13,901.72 is: 20,857.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,382.20 : 39,583.01 = 13,901.72 : x
  2. Step 2: Convert to fraction form
    26,382.20/39,583.01 = 13,901.72/x
  3. Step 3: Cross multiply
    26,382.20x = 39,583.01 × 13,901.72
  4. Step 4: Simplify right side
    26,382.20x = 550,271,654.35
  5. Step 5: Solve for x
    x = 550,271,654.35/26,382.20
  6. Step 6: Final answer
    x = 20,857.69

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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.