Home / 29,179.25-43,775.46-8,917.82

Finding the Fourth Proportional to 29,179.25, 43,775.46 and 8,917.82

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Solution

The fourth proportional to 29,179.25, 43,775.46 and 8,917.82 is: 13,378.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,179.25 : 43,775.46 = 8,917.82 : x
  2. Step 2: Convert to fraction form
    29,179.25/43,775.46 = 8,917.82/x
  3. Step 3: Cross multiply
    29,179.25x = 43,775.46 × 8,917.82
  4. Step 4: Simplify right side
    29,179.25x = 390,381,453.82
  5. Step 5: Solve for x
    x = 390,381,453.82/29,179.25
  6. Step 6: Final answer
    x = 13,378.74

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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.