Home / 36,718.22-50,626.78-31,042.96

Finding the Fourth Proportional to 36,718.22, 50,626.78 and 31,042.96

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Solution

The fourth proportional to 36,718.22, 50,626.78 and 31,042.96 is: 42,801.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,718.22 : 50,626.78 = 31,042.96 : x
  2. Step 2: Convert to fraction form
    36,718.22/50,626.78 = 31,042.96/x
  3. Step 3: Cross multiply
    36,718.22x = 50,626.78 × 31,042.96
  4. Step 4: Simplify right side
    36,718.22x = 1,571,605,106.47
  5. Step 5: Solve for x
    x = 1,571,605,106.47/36,718.22
  6. Step 6: Final answer
    x = 42,801.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.