Home / 26,425.80-39,631.68-8,892

Finding the Fourth Proportional to 26,425.80, 39,631.68 and 8,892

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Solution

The fourth proportional to 26,425.80, 39,631.68 and 8,892 is: 13,335.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,425.80 : 39,631.68 = 8,892 : x
  2. Step 2: Convert to fraction form
    26,425.80/39,631.68 = 8,892/x
  3. Step 3: Cross multiply
    26,425.80x = 39,631.68 × 8,892
  4. Step 4: Simplify right side
    26,425.80x = 352,404,898.56
  5. Step 5: Solve for x
    x = 352,404,898.56/26,425.80
  6. Step 6: Final answer
    x = 13,335.64

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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.