Home / 26,231.31-39,332.39-10,630.71

Finding the Fourth Proportional to 26,231.31, 39,332.39 and 10,630.71

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Solution

The fourth proportional to 26,231.31, 39,332.39 and 10,630.71 is: 15,940.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,231.31 : 39,332.39 = 10,630.71 : x
  2. Step 2: Convert to fraction form
    26,231.31/39,332.39 = 10,630.71/x
  3. Step 3: Cross multiply
    26,231.31x = 39,332.39 × 10,630.71
  4. Step 4: Simplify right side
    26,231.31x = 418,131,178.54
  5. Step 5: Solve for x
    x = 418,131,178.54/26,231.31
  6. Step 6: Final answer
    x = 15,940.16

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1.5x scale

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.