Home / 22,760.11-34,140.45-9,621.73

Finding the Fourth Proportional to 22,760.11, 34,140.45 and 9,621.73

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Solution

The fourth proportional to 22,760.11, 34,140.45 and 9,621.73 is: 14,432.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,760.11 : 34,140.45 = 9,621.73 : x
  2. Step 2: Convert to fraction form
    22,760.11/34,140.45 = 9,621.73/x
  3. Step 3: Cross multiply
    22,760.11x = 34,140.45 × 9,621.73
  4. Step 4: Simplify right side
    22,760.11x = 328,490,191.98
  5. Step 5: Solve for x
    x = 328,490,191.98/22,760.11
  6. Step 6: Final answer
    x = 14,432.72

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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.