Home / 23,060.85-34,540.11-18,827.79

Finding the Fourth Proportional to 23,060.85, 34,540.11 and 18,827.79

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Solution

The fourth proportional to 23,060.85, 34,540.11 and 18,827.79 is: 28,199.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,060.85 : 34,540.11 = 18,827.79 : x
  2. Step 2: Convert to fraction form
    23,060.85/34,540.11 = 18,827.79/x
  3. Step 3: Cross multiply
    23,060.85x = 34,540.11 × 18,827.79
  4. Step 4: Simplify right side
    23,060.85x = 650,313,937.66
  5. Step 5: Solve for x
    x = 650,313,937.66/23,060.85
  6. Step 6: Final answer
    x = 28,199.91

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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.