Home / 22,785.21-34,181.96-10,311.12

Finding the Fourth Proportional to 22,785.21, 34,181.96 and 10,311.12

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Solution

The fourth proportional to 22,785.21, 34,181.96 and 10,311.12 is: 15,468.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,785.21 : 34,181.96 = 10,311.12 : x
  2. Step 2: Convert to fraction form
    22,785.21/34,181.96 = 10,311.12/x
  3. Step 3: Cross multiply
    22,785.21x = 34,181.96 × 10,311.12
  4. Step 4: Simplify right side
    22,785.21x = 352,454,239.84
  5. Step 5: Solve for x
    x = 352,454,239.84/22,785.21
  6. Step 6: Final answer
    x = 15,468.55

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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.