Home / 22,779.48-34,170.66-9,630.12

Finding the Fourth Proportional to 22,779.48, 34,170.66 and 9,630.12

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Solution

The fourth proportional to 22,779.48, 34,170.66 and 9,630.12 is: 14,445.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,779.48 : 34,170.66 = 9,630.12 : x
  2. Step 2: Convert to fraction form
    22,779.48/34,170.66 = 9,630.12/x
  3. Step 3: Cross multiply
    22,779.48x = 34,170.66 × 9,630.12
  4. Step 4: Simplify right side
    22,779.48x = 329,067,556.28
  5. Step 5: Solve for x
    x = 329,067,556.28/22,779.48
  6. Step 6: Final answer
    x = 14,445.79

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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.