Home / 31,976.19-47,957.00-8,604.45

Finding the Fourth Proportional to 31,976.19, 47,957.00 and 8,604.45

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Solution

The fourth proportional to 31,976.19, 47,957.00 and 8,604.45 is: 12,904.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,976.19 : 47,957.00 = 8,604.45 : x
  2. Step 2: Convert to fraction form
    31,976.19/47,957.00 = 8,604.45/x
  3. Step 3: Cross multiply
    31,976.19x = 47,957.00 × 8,604.45
  4. Step 4: Simplify right side
    31,976.19x = 412,643,565.63
  5. Step 5: Solve for x
    x = 412,643,565.63/31,976.19
  6. Step 6: Final answer
    x = 12,904.71

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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.