Home / 29,292.20-43,937.90-7,105.76

Finding the Fourth Proportional to 29,292.20, 43,937.90 and 7,105.76

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Solution

The fourth proportional to 29,292.20, 43,937.90 and 7,105.76 is: 10,658.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,292.20 : 43,937.90 = 7,105.76 : x
  2. Step 2: Convert to fraction form
    29,292.20/43,937.90 = 7,105.76/x
  3. Step 3: Cross multiply
    29,292.20x = 43,937.90 × 7,105.76
  4. Step 4: Simplify right side
    29,292.20x = 312,211,917.09
  5. Step 5: Solve for x
    x = 312,211,917.09/29,292.20
  6. Step 6: Final answer
    x = 10,658.54

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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.