Home / 22,364.42-30,861.34-12,292.61

Finding the Fourth Proportional to 22,364.42, 30,861.34 and 12,292.61

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Solution

The fourth proportional to 22,364.42, 30,861.34 and 12,292.61 is: 16,962.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,364.42 : 30,861.34 = 12,292.61 : x
  2. Step 2: Convert to fraction form
    22,364.42/30,861.34 = 12,292.61/x
  3. Step 3: Cross multiply
    22,364.42x = 30,861.34 × 12,292.61
  4. Step 4: Simplify right side
    22,364.42x = 379,366,231.66
  5. Step 5: Solve for x
    x = 379,366,231.66/22,364.42
  6. Step 6: Final answer
    x = 16,962.94

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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.