Home / 31,364.58-47,042.33-10,305.45

Finding the Fourth Proportional to 31,364.58, 47,042.33 and 10,305.45

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Solution

The fourth proportional to 31,364.58, 47,042.33 and 10,305.45 is: 15,456.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,364.58 : 47,042.33 = 10,305.45 : x
  2. Step 2: Convert to fraction form
    31,364.58/47,042.33 = 10,305.45/x
  3. Step 3: Cross multiply
    31,364.58x = 47,042.33 × 10,305.45
  4. Step 4: Simplify right side
    31,364.58x = 484,792,379.70
  5. Step 5: Solve for x
    x = 484,792,379.70/31,364.58
  6. Step 6: Final answer
    x = 15,456.68

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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.