Home / 23,456.46-32,370.54-12,846.78

Finding the Fourth Proportional to 23,456.46, 32,370.54 and 12,846.78

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Solution

The fourth proportional to 23,456.46, 32,370.54 and 12,846.78 is: 17,728.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,456.46 : 32,370.54 = 12,846.78 : x
  2. Step 2: Convert to fraction form
    23,456.46/32,370.54 = 12,846.78/x
  3. Step 3: Cross multiply
    23,456.46x = 32,370.54 × 12,846.78
  4. Step 4: Simplify right side
    23,456.46x = 415,857,205.86
  5. Step 5: Solve for x
    x = 415,857,205.86/23,456.46
  6. Step 6: Final answer
    x = 17,728.90

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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.