Home / 31,477.98-47,246.13-15,906.54

Finding the Fourth Proportional to 31,477.98, 47,246.13 and 15,906.54

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Solution

The fourth proportional to 31,477.98, 47,246.13 and 15,906.54 is: 23,874.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,477.98 : 47,246.13 = 15,906.54 : x
  2. Step 2: Convert to fraction form
    31,477.98/47,246.13 = 15,906.54/x
  3. Step 3: Cross multiply
    31,477.98x = 47,246.13 × 15,906.54
  4. Step 4: Simplify right side
    31,477.98x = 751,522,456.69
  5. Step 5: Solve for x
    x = 751,522,456.69/31,477.98
  6. Step 6: Final answer
    x = 23,874.55

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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.