Home / 26,122.07-36,049.17-15,367.70

Finding the Fourth Proportional to 26,122.07, 36,049.17 and 15,367.70

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Solution

The fourth proportional to 26,122.07, 36,049.17 and 15,367.70 is: 21,207.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,122.07 : 36,049.17 = 15,367.70 : x
  2. Step 2: Convert to fraction form
    26,122.07/36,049.17 = 15,367.70/x
  3. Step 3: Cross multiply
    26,122.07x = 36,049.17 × 15,367.70
  4. Step 4: Simplify right side
    26,122.07x = 553,992,572.72
  5. Step 5: Solve for x
    x = 553,992,572.72/26,122.07
  6. Step 6: Final answer
    x = 21,207.84

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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.