Home / 38,020.35-57,026.09-11,722.83

Finding the Fourth Proportional to 38,020.35, 57,026.09 and 11,722.83

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Solution

The fourth proportional to 38,020.35, 57,026.09 and 11,722.83 is: 17,582.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,020.35 : 57,026.09 = 11,722.83 : x
  2. Step 2: Convert to fraction form
    38,020.35/57,026.09 = 11,722.83/x
  3. Step 3: Cross multiply
    38,020.35x = 57,026.09 × 11,722.83
  4. Step 4: Simplify right side
    38,020.35x = 668,507,100.02
  5. Step 5: Solve for x
    x = 668,507,100.02/38,020.35
  6. Step 6: Final answer
    x = 17,582.88

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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.