Home / 29,305.75-43,958.02-7,119.24

Finding the Fourth Proportional to 29,305.75, 43,958.02 and 7,119.24

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Solution

The fourth proportional to 29,305.75, 43,958.02 and 7,119.24 is: 10,678.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,305.75 : 43,958.02 = 7,119.24 : x
  2. Step 2: Convert to fraction form
    29,305.75/43,958.02 = 7,119.24/x
  3. Step 3: Cross multiply
    29,305.75x = 43,958.02 × 7,119.24
  4. Step 4: Simplify right side
    29,305.75x = 312,947,752.25
  5. Step 5: Solve for x
    x = 312,947,752.25/29,305.75
  6. Step 6: Final answer
    x = 10,678.72

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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.