Home / 36,616.06-50,439.79-31,220.92

Finding the Fourth Proportional to 36,616.06, 50,439.79 and 31,220.92

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Solution

The fourth proportional to 36,616.06, 50,439.79 and 31,220.92 is: 43,007.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,616.06 : 50,439.79 = 31,220.92 : x
  2. Step 2: Convert to fraction form
    36,616.06/50,439.79 = 31,220.92/x
  3. Step 3: Cross multiply
    36,616.06x = 50,439.79 × 31,220.92
  4. Step 4: Simplify right side
    36,616.06x = 1,574,776,750.48
  5. Step 5: Solve for x
    x = 1,574,776,750.48/36,616.06
  6. Step 6: Final answer
    x = 43,007.81

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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.