Home / 29,318.67-43,977.69-7,132.16

Finding the Fourth Proportional to 29,318.67, 43,977.69 and 7,132.16

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Solution

The fourth proportional to 29,318.67, 43,977.69 and 7,132.16 is: 10,698.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,318.67 : 43,977.69 = 7,132.16 : x
  2. Step 2: Convert to fraction form
    29,318.67/43,977.69 = 7,132.16/x
  3. Step 3: Cross multiply
    29,318.67x = 43,977.69 × 7,132.16
  4. Step 4: Simplify right side
    29,318.67x = 313,655,701.62
  5. Step 5: Solve for x
    x = 313,655,701.62/29,318.67
  6. Step 6: Final answer
    x = 10,698.16

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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.