Home / 29,122.38-43,683.33-8,345.90

Finding the Fourth Proportional to 29,122.38, 43,683.33 and 8,345.90

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Solution

The fourth proportional to 29,122.38, 43,683.33 and 8,345.90 is: 12,518.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,122.38 : 43,683.33 = 8,345.90 : x
  2. Step 2: Convert to fraction form
    29,122.38/43,683.33 = 8,345.90/x
  3. Step 3: Cross multiply
    29,122.38x = 43,683.33 × 8,345.90
  4. Step 4: Simplify right side
    29,122.38x = 364,576,703.85
  5. Step 5: Solve for x
    x = 364,576,703.85/29,122.38
  6. Step 6: Final answer
    x = 12,518.78

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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.