Home / 23,198.15-34,785.69-7,401.11

Finding the Fourth Proportional to 23,198.15, 34,785.69 and 7,401.11

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Solution

The fourth proportional to 23,198.15, 34,785.69 and 7,401.11 is: 11,097.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,198.15 : 34,785.69 = 7,401.11 : x
  2. Step 2: Convert to fraction form
    23,198.15/34,785.69 = 7,401.11/x
  3. Step 3: Cross multiply
    23,198.15x = 34,785.69 × 7,401.11
  4. Step 4: Simplify right side
    23,198.15x = 257,452,718.12
  5. Step 5: Solve for x
    x = 257,452,718.12/23,198.15
  6. Step 6: Final answer
    x = 11,097.98

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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.