Home / 22,263.39-30,723.49-12,191.83

Finding the Fourth Proportional to 22,263.39, 30,723.49 and 12,191.83

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Solution

The fourth proportional to 22,263.39, 30,723.49 and 12,191.83 is: 16,824.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,263.39 : 30,723.49 = 12,191.83 : x
  2. Step 2: Convert to fraction form
    22,263.39/30,723.49 = 12,191.83/x
  3. Step 3: Cross multiply
    22,263.39x = 30,723.49 × 12,191.83
  4. Step 4: Simplify right side
    22,263.39x = 374,575,674.38
  5. Step 5: Solve for x
    x = 374,575,674.38/22,263.39
  6. Step 6: Final answer
    x = 16,824.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.