Home / 31,842.27-47,751.03-10,776.69

Finding the Fourth Proportional to 31,842.27, 47,751.03 and 10,776.69

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Solution

The fourth proportional to 31,842.27, 47,751.03 and 10,776.69 is: 16,160.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,842.27 : 47,751.03 = 10,776.69 : x
  2. Step 2: Convert to fraction form
    31,842.27/47,751.03 = 10,776.69/x
  3. Step 3: Cross multiply
    31,842.27x = 47,751.03 × 10,776.69
  4. Step 4: Simplify right side
    31,842.27x = 514,598,047.49
  5. Step 5: Solve for x
    x = 514,598,047.49/31,842.27
  6. Step 6: Final answer
    x = 16,160.85

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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.