Home / 23,742.80-32,766.75-13,132.20

Finding the Fourth Proportional to 23,742.80, 32,766.75 and 13,132.20

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Solution

The fourth proportional to 23,742.80, 32,766.75 and 13,132.20 is: 18,123.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,742.80 : 32,766.75 = 13,132.20 : x
  2. Step 2: Convert to fraction form
    23,742.80/32,766.75 = 13,132.20/x
  3. Step 3: Cross multiply
    23,742.80x = 32,766.75 × 13,132.20
  4. Step 4: Simplify right side
    23,742.80x = 430,299,514.35
  5. Step 5: Solve for x
    x = 430,299,514.35/23,742.80
  6. Step 6: Final answer
    x = 18,123.37

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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.