Home / 36,415.74-50,253.81-20,282.92

Finding the Fourth Proportional to 36,415.74, 50,253.81 and 20,282.92

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Solution

The fourth proportional to 36,415.74, 50,253.81 and 20,282.92 is: 27,990.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,415.74 : 50,253.81 = 20,282.92 : x
  2. Step 2: Convert to fraction form
    36,415.74/50,253.81 = 20,282.92/x
  3. Step 3: Cross multiply
    36,415.74x = 50,253.81 × 20,282.92
  4. Step 4: Simplify right side
    36,415.74x = 1,019,293,806.23
  5. Step 5: Solve for x
    x = 1,019,293,806.23/36,415.74
  6. Step 6: Final answer
    x = 27,990.47

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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.