Home / 13,286.52-18,332.71-10,098.97

Finding the Fourth Proportional to 13,286.52, 18,332.71 and 10,098.97

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Solution

The fourth proportional to 13,286.52, 18,332.71 and 10,098.97 is: 13,934.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,286.52 : 18,332.71 = 10,098.97 : x
  2. Step 2: Convert to fraction form
    13,286.52/18,332.71 = 10,098.97/x
  3. Step 3: Cross multiply
    13,286.52x = 18,332.71 × 10,098.97
  4. Step 4: Simplify right side
    13,286.52x = 185,141,346.15
  5. Step 5: Solve for x
    x = 185,141,346.15/13,286.52
  6. Step 6: Final answer
    x = 13,934.53

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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.