Home / 36,809.60-55,218.23-10,155.59

Finding the Fourth Proportional to 36,809.60, 55,218.23 and 10,155.59

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Solution

The fourth proportional to 36,809.60, 55,218.23 and 10,155.59 is: 15,234.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,809.60 : 55,218.23 = 10,155.59 : x
  2. Step 2: Convert to fraction form
    36,809.60/55,218.23 = 10,155.59/x
  3. Step 3: Cross multiply
    36,809.60x = 55,218.23 × 10,155.59
  4. Step 4: Simplify right side
    36,809.60x = 560,773,377.54
  5. Step 5: Solve for x
    x = 560,773,377.54/36,809.60
  6. Step 6: Final answer
    x = 15,234.43

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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.