Home / 39,942.71-55,103.46-26,313.14

Finding the Fourth Proportional to 39,942.71, 55,103.46 and 26,313.14

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Solution

The fourth proportional to 39,942.71, 55,103.46 and 26,313.14 is: 36,300.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,942.71 : 55,103.46 = 26,313.14 : x
  2. Step 2: Convert to fraction form
    39,942.71/55,103.46 = 26,313.14/x
  3. Step 3: Cross multiply
    39,942.71x = 55,103.46 × 26,313.14
  4. Step 4: Simplify right side
    39,942.71x = 1,449,944,781.95
  5. Step 5: Solve for x
    x = 1,449,944,781.95/39,942.71
  6. Step 6: Final answer
    x = 36,300.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.