Home / 53,306.96-79,960.72-22,142.24

Finding the Fourth Proportional to 53,306.96, 79,960.72 and 22,142.24

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Solution

The fourth proportional to 53,306.96, 79,960.72 and 22,142.24 is: 33,213.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,306.96 : 79,960.72 = 22,142.24 : x
  2. Step 2: Convert to fraction form
    53,306.96/79,960.72 = 22,142.24/x
  3. Step 3: Cross multiply
    53,306.96x = 79,960.72 × 22,142.24
  4. Step 4: Simplify right side
    53,306.96x = 1,770,509,452.81
  5. Step 5: Solve for x
    x = 1,770,509,452.81/53,306.96
  6. Step 6: Final answer
    x = 33,213.48

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Similar ratio
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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.