Home / 31,669.38-47,506.77-8,295.75

Finding the Fourth Proportional to 31,669.38, 47,506.77 and 8,295.75

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Solution

The fourth proportional to 31,669.38, 47,506.77 and 8,295.75 is: 12,444.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,669.38 : 47,506.77 = 8,295.75 : x
  2. Step 2: Convert to fraction form
    31,669.38/47,506.77 = 8,295.75/x
  3. Step 3: Cross multiply
    31,669.38x = 47,506.77 × 8,295.75
  4. Step 4: Simplify right side
    31,669.38x = 394,104,287.23
  5. Step 5: Solve for x
    x = 394,104,287.23/31,669.38
  6. Step 6: Final answer
    x = 12,444.33

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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.