Home / 43,911.92-65,868.04-10,631.93

Finding the Fourth Proportional to 43,911.92, 65,868.04 and 10,631.93

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Solution

The fourth proportional to 43,911.92, 65,868.04 and 10,631.93 is: 15,947.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,911.92 : 65,868.04 = 10,631.93 : x
  2. Step 2: Convert to fraction form
    43,911.92/65,868.04 = 10,631.93/x
  3. Step 3: Cross multiply
    43,911.92x = 65,868.04 × 10,631.93
  4. Step 4: Simplify right side
    43,911.92x = 700,304,390.52
  5. Step 5: Solve for x
    x = 700,304,390.52/43,911.92
  6. Step 6: Final answer
    x = 15,947.94

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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.