Home / 20,334.42-30,560.67-13,452.66

Finding the Fourth Proportional to 20,334.42, 30,560.67 and 13,452.66

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Solution

The fourth proportional to 20,334.42, 30,560.67 and 13,452.66 is: 20,218.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,334.42 : 30,560.67 = 13,452.66 : x
  2. Step 2: Convert to fraction form
    20,334.42/30,560.67 = 13,452.66/x
  3. Step 3: Cross multiply
    20,334.42x = 30,560.67 × 13,452.66
  4. Step 4: Simplify right side
    20,334.42x = 411,122,302.88
  5. Step 5: Solve for x
    x = 411,122,302.88/20,334.42
  6. Step 6: Final answer
    x = 20,218.05

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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.