Home / 13,292.92-18,338.70-10,100.44

Finding the Fourth Proportional to 13,292.92, 18,338.70 and 10,100.44

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Solution

The fourth proportional to 13,292.92, 18,338.70 and 10,100.44 is: 13,934.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,292.92 : 18,338.70 = 10,100.44 : x
  2. Step 2: Convert to fraction form
    13,292.92/18,338.70 = 10,100.44/x
  3. Step 3: Cross multiply
    13,292.92x = 18,338.70 × 10,100.44
  4. Step 4: Simplify right side
    13,292.92x = 185,228,939.03
  5. Step 5: Solve for x
    x = 185,228,939.03/13,292.92
  6. Step 6: Final answer
    x = 13,934.41

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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.