Home / 40,392.75-60,601.37-20,685.27

Finding the Fourth Proportional to 40,392.75, 60,601.37 and 20,685.27

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Solution

The fourth proportional to 40,392.75, 60,601.37 and 20,685.27 is: 31,034.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,392.75 : 60,601.37 = 20,685.27 : x
  2. Step 2: Convert to fraction form
    40,392.75/60,601.37 = 20,685.27/x
  3. Step 3: Cross multiply
    40,392.75x = 60,601.37 × 20,685.27
  4. Step 4: Simplify right side
    40,392.75x = 1,253,555,597.39
  5. Step 5: Solve for x
    x = 1,253,555,597.39/40,392.75
  6. Step 6: Final answer
    x = 31,034.17

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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.