Home / 22,723.79-34,080.39-8,678.66

Finding the Fourth Proportional to 22,723.79, 34,080.39 and 8,678.66

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Solution

The fourth proportional to 22,723.79, 34,080.39 and 8,678.66 is: 13,015.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,723.79 : 34,080.39 = 8,678.66 : x
  2. Step 2: Convert to fraction form
    22,723.79/34,080.39 = 8,678.66/x
  3. Step 3: Cross multiply
    22,723.79x = 34,080.39 × 8,678.66
  4. Step 4: Simplify right side
    22,723.79x = 295,771,947.08
  5. Step 5: Solve for x
    x = 295,771,947.08/22,723.79
  6. Step 6: Final answer
    x = 13,015.96

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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.