Home / 41,990.05-62,993.95-13,908.51

Finding the Fourth Proportional to 41,990.05, 62,993.95 and 13,908.51

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Solution

The fourth proportional to 41,990.05, 62,993.95 and 13,908.51 is: 20,865.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,990.05 : 62,993.95 = 13,908.51 : x
  2. Step 2: Convert to fraction form
    41,990.05/62,993.95 = 13,908.51/x
  3. Step 3: Cross multiply
    41,990.05x = 62,993.95 × 13,908.51
  4. Step 4: Simplify right side
    41,990.05x = 876,151,983.51
  5. Step 5: Solve for x
    x = 876,151,983.51/41,990.05
  6. Step 6: Final answer
    x = 20,865.70

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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.