Home / 31,962.11-47,943.56-12,241.85

Finding the Fourth Proportional to 31,962.11, 47,943.56 and 12,241.85

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Solution

The fourth proportional to 31,962.11, 47,943.56 and 12,241.85 is: 18,362.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,962.11 : 47,943.56 = 12,241.85 : x
  2. Step 2: Convert to fraction form
    31,962.11/47,943.56 = 12,241.85/x
  3. Step 3: Cross multiply
    31,962.11x = 47,943.56 × 12,241.85
  4. Step 4: Simplify right side
    31,962.11x = 586,917,660.87
  5. Step 5: Solve for x
    x = 586,917,660.87/31,962.11
  6. Step 6: Final answer
    x = 18,362.92

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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.