Home / 36,211.26-49,966.68-20,898.39

Finding the Fourth Proportional to 36,211.26, 49,966.68 and 20,898.39

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Solution

The fourth proportional to 36,211.26, 49,966.68 and 20,898.39 is: 28,836.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,211.26 : 49,966.68 = 20,898.39 : x
  2. Step 2: Convert to fraction form
    36,211.26/49,966.68 = 20,898.39/x
  3. Step 3: Cross multiply
    36,211.26x = 49,966.68 × 20,898.39
  4. Step 4: Simplify right side
    36,211.26x = 1,044,223,165.65
  5. Step 5: Solve for x
    x = 1,044,223,165.65/36,211.26
  6. Step 6: Final answer
    x = 28,836.97

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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.