Home / 22,979.22-34,464.42-8,188.08

Finding the Fourth Proportional to 22,979.22, 34,464.42 and 8,188.08

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Solution

The fourth proportional to 22,979.22, 34,464.42 and 8,188.08 is: 12,280.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,979.22 : 34,464.42 = 8,188.08 : x
  2. Step 2: Convert to fraction form
    22,979.22/34,464.42 = 8,188.08/x
  3. Step 3: Cross multiply
    22,979.22x = 34,464.42 × 8,188.08
  4. Step 4: Simplify right side
    22,979.22x = 282,197,428.11
  5. Step 5: Solve for x
    x = 282,197,428.11/22,979.22
  6. Step 6: Final answer
    x = 12,280.55

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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.