Home / 22,290.96-33,445.08-9,149.52

Finding the Fourth Proportional to 22,290.96, 33,445.08 and 9,149.52

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Solution

The fourth proportional to 22,290.96, 33,445.08 and 9,149.52 is: 13,727.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,290.96 : 33,445.08 = 9,149.52 : x
  2. Step 2: Convert to fraction form
    22,290.96/33,445.08 = 9,149.52/x
  3. Step 3: Cross multiply
    22,290.96x = 33,445.08 × 9,149.52
  4. Step 4: Simplify right side
    22,290.96x = 306,006,428.36
  5. Step 5: Solve for x
    x = 306,006,428.36/22,290.96
  6. Step 6: Final answer
    x = 13,727.83

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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.