Home / 23,322.78-34,972.83-8,521.65

Finding the Fourth Proportional to 23,322.78, 34,972.83 and 8,521.65

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Solution

The fourth proportional to 23,322.78, 34,972.83 and 8,521.65 is: 12,778.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,322.78 : 34,972.83 = 8,521.65 : x
  2. Step 2: Convert to fraction form
    23,322.78/34,972.83 = 8,521.65/x
  3. Step 3: Cross multiply
    23,322.78x = 34,972.83 × 8,521.65
  4. Step 4: Simplify right side
    23,322.78x = 298,026,216.77
  5. Step 5: Solve for x
    x = 298,026,216.77/23,322.78
  6. Step 6: Final answer
    x = 12,778.33

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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.