Home / 36,068.91-49,763.97-20,958.71

Finding the Fourth Proportional to 36,068.91, 49,763.97 and 20,958.71

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Solution

The fourth proportional to 36,068.91, 49,763.97 and 20,958.71 is: 28,916.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,068.91 : 49,763.97 = 20,958.71 : x
  2. Step 2: Convert to fraction form
    36,068.91/49,763.97 = 20,958.71/x
  3. Step 3: Cross multiply
    36,068.91x = 49,763.97 × 20,958.71
  4. Step 4: Simplify right side
    36,068.91x = 1,042,988,366.86
  5. Step 5: Solve for x
    x = 1,042,988,366.86/36,068.91
  6. Step 6: Final answer
    x = 28,916.55

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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.