Home / 22,505.34-33,728.65-12,104.86

Finding the Fourth Proportional to 22,505.34, 33,728.65 and 12,104.86

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Solution

The fourth proportional to 22,505.34, 33,728.65 and 12,104.86 is: 18,141.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,505.34 : 33,728.65 = 12,104.86 : x
  2. Step 2: Convert to fraction form
    22,505.34/33,728.65 = 12,104.86/x
  3. Step 3: Cross multiply
    22,505.34x = 33,728.65 × 12,104.86
  4. Step 4: Simplify right side
    22,505.34x = 408,280,586.24
  5. Step 5: Solve for x
    x = 408,280,586.24/22,505.34
  6. Step 6: Final answer
    x = 18,141.50

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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.