Home / 23,305.89-32,162.49-12,695.53

Finding the Fourth Proportional to 23,305.89, 32,162.49 and 12,695.53

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Solution

The fourth proportional to 23,305.89, 32,162.49 and 12,695.53 is: 17,520.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,305.89 : 32,162.49 = 12,695.53 : x
  2. Step 2: Convert to fraction form
    23,305.89/32,162.49 = 12,695.53/x
  3. Step 3: Cross multiply
    23,305.89x = 32,162.49 × 12,695.53
  4. Step 4: Simplify right side
    23,305.89x = 408,319,856.67
  5. Step 5: Solve for x
    x = 408,319,856.67/23,305.89
  6. Step 6: Final answer
    x = 17,520.03

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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.