Home / 36,620.52-54,938.20-13,245.26

Finding the Fourth Proportional to 36,620.52, 54,938.20 and 13,245.26

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Solution

The fourth proportional to 36,620.52, 54,938.20 and 13,245.26 is: 19,870.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,620.52 : 54,938.20 = 13,245.26 : x
  2. Step 2: Convert to fraction form
    36,620.52/54,938.20 = 13,245.26/x
  3. Step 3: Cross multiply
    36,620.52x = 54,938.20 × 13,245.26
  4. Step 4: Simplify right side
    36,620.52x = 727,670,742.93
  5. Step 5: Solve for x
    x = 727,670,742.93/36,620.52
  6. Step 6: Final answer
    x = 19,870.57

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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.