Home / 23,540.88-32,452.20-16,445.28

Finding the Fourth Proportional to 23,540.88, 32,452.20 and 16,445.28

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Solution

The fourth proportional to 23,540.88, 32,452.20 and 16,445.28 is: 22,670.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,540.88 : 32,452.20 = 16,445.28 : x
  2. Step 2: Convert to fraction form
    23,540.88/32,452.20 = 16,445.28/x
  3. Step 3: Cross multiply
    23,540.88x = 32,452.20 × 16,445.28
  4. Step 4: Simplify right side
    23,540.88x = 533,685,515.62
  5. Step 5: Solve for x
    x = 533,685,515.62/23,540.88
  6. Step 6: Final answer
    x = 22,670.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.