Home / 20,584.65-28,377.69-14,614.14

Finding the Fourth Proportional to 20,584.65, 28,377.69 and 14,614.14

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Solution

The fourth proportional to 20,584.65, 28,377.69 and 14,614.14 is: 20,146.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,584.65 : 28,377.69 = 14,614.14 : x
  2. Step 2: Convert to fraction form
    20,584.65/28,377.69 = 14,614.14/x
  3. Step 3: Cross multiply
    20,584.65x = 28,377.69 × 14,614.14
  4. Step 4: Simplify right side
    20,584.65x = 414,715,534.54
  5. Step 5: Solve for x
    x = 414,715,534.54/20,584.65
  6. Step 6: Final answer
    x = 20,146.83

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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.