Home / 26,462.60-39,685.08-7,743.70

Finding the Fourth Proportional to 26,462.60, 39,685.08 and 7,743.70

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Solution

The fourth proportional to 26,462.60, 39,685.08 and 7,743.70 is: 11,612.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,462.60 : 39,685.08 = 7,743.70 : x
  2. Step 2: Convert to fraction form
    26,462.60/39,685.08 = 7,743.70/x
  3. Step 3: Cross multiply
    26,462.60x = 39,685.08 × 7,743.70
  4. Step 4: Simplify right side
    26,462.60x = 307,309,155.57
  5. Step 5: Solve for x
    x = 307,309,155.57/26,462.60
  6. Step 6: Final answer
    x = 11,612.96

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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.