Home / 38,738.20-58,106.10-11,036.20

Finding the Fourth Proportional to 38,738.20, 58,106.10 and 11,036.20

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Solution

The fourth proportional to 38,738.20, 58,106.10 and 11,036.20 is: 16,553.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,738.20 : 58,106.10 = 11,036.20 : x
  2. Step 2: Convert to fraction form
    38,738.20/58,106.10 = 11,036.20/x
  3. Step 3: Cross multiply
    38,738.20x = 58,106.10 × 11,036.20
  4. Step 4: Simplify right side
    38,738.20x = 641,270,540.82
  5. Step 5: Solve for x
    x = 641,270,540.82/38,738.20
  6. Step 6: Final answer
    x = 16,553.96

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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.