Home / 26,922.18-37,104.19-21,903.02

Finding the Fourth Proportional to 26,922.18, 37,104.19 and 21,903.02

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Solution

The fourth proportional to 26,922.18, 37,104.19 and 21,903.02 is: 30,186.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,922.18 : 37,104.19 = 21,903.02 : x
  2. Step 2: Convert to fraction form
    26,922.18/37,104.19 = 21,903.02/x
  3. Step 3: Cross multiply
    26,922.18x = 37,104.19 × 21,903.02
  4. Step 4: Simplify right side
    26,922.18x = 812,693,815.65
  5. Step 5: Solve for x
    x = 812,693,815.65/26,922.18
  6. Step 6: Final answer
    x = 30,186.78

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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.