Home / 22,779.88-34,173.34-8,739.24

Finding the Fourth Proportional to 22,779.88, 34,173.34 and 8,739.24

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Solution

The fourth proportional to 22,779.88, 34,173.34 and 8,739.24 is: 13,110.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,779.88 : 34,173.34 = 8,739.24 : x
  2. Step 2: Convert to fraction form
    22,779.88/34,173.34 = 8,739.24/x
  3. Step 3: Cross multiply
    22,779.88x = 34,173.34 × 8,739.24
  4. Step 4: Simplify right side
    22,779.88x = 298,649,019.86
  5. Step 5: Solve for x
    x = 298,649,019.86/22,779.88
  6. Step 6: Final answer
    x = 13,110.21

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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.