Home / 20,177.98-30,273.14-10,324.26

Finding the Fourth Proportional to 20,177.98, 30,273.14 and 10,324.26

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Solution

The fourth proportional to 20,177.98, 30,273.14 and 10,324.26 is: 15,489.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,177.98 : 30,273.14 = 10,324.26 : x
  2. Step 2: Convert to fraction form
    20,177.98/30,273.14 = 10,324.26/x
  3. Step 3: Cross multiply
    20,177.98x = 30,273.14 × 10,324.26
  4. Step 4: Simplify right side
    20,177.98x = 312,547,794.19
  5. Step 5: Solve for x
    x = 312,547,794.19/20,177.98
  6. Step 6: Final answer
    x = 15,489.55

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1.5x scale

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.