Home / 13,514.22-20,293.80-8,352.90

Finding the Fourth Proportional to 13,514.22, 20,293.80 and 8,352.90

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Solution

The fourth proportional to 13,514.22, 20,293.80 and 8,352.90 is: 12,543.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,514.22 : 20,293.80 = 8,352.90 : x
  2. Step 2: Convert to fraction form
    13,514.22/20,293.80 = 8,352.90/x
  3. Step 3: Cross multiply
    13,514.22x = 20,293.80 × 8,352.90
  4. Step 4: Simplify right side
    13,514.22x = 169,512,082.02
  5. Step 5: Solve for x
    x = 169,512,082.02/13,514.22
  6. Step 6: Final answer
    x = 12,543.24

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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.