Home / 29,288.20-43,932.30-8,228.20

Finding the Fourth Proportional to 29,288.20, 43,932.30 and 8,228.20

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Solution

The fourth proportional to 29,288.20, 43,932.30 and 8,228.20 is: 12,342.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,288.20 : 43,932.30 = 8,228.20 : x
  2. Step 2: Convert to fraction form
    29,288.20/43,932.30 = 8,228.20/x
  3. Step 3: Cross multiply
    29,288.20x = 43,932.30 × 8,228.20
  4. Step 4: Simplify right side
    29,288.20x = 361,483,750.86
  5. Step 5: Solve for x
    x = 361,483,750.86/29,288.20
  6. Step 6: Final answer
    x = 12,342.30

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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.