Home / 26,402.70-39,562.38-9,739.80

Finding the Fourth Proportional to 26,402.70, 39,562.38 and 9,739.80

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Solution

The fourth proportional to 26,402.70, 39,562.38 and 9,739.80 is: 14,594.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,402.70 : 39,562.38 = 9,739.80 : x
  2. Step 2: Convert to fraction form
    26,402.70/39,562.38 = 9,739.80/x
  3. Step 3: Cross multiply
    26,402.70x = 39,562.38 × 9,739.80
  4. Step 4: Simplify right side
    26,402.70x = 385,329,668.72
  5. Step 5: Solve for x
    x = 385,329,668.72/26,402.70
  6. Step 6: Final answer
    x = 14,594.33

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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.