Home / 38,189.47-57,265.69-22,399.66

Finding the Fourth Proportional to 38,189.47, 57,265.69 and 22,399.66

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Solution

The fourth proportional to 38,189.47, 57,265.69 and 22,399.66 is: 33,588.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,189.47 : 57,265.69 = 22,399.66 : x
  2. Step 2: Convert to fraction form
    38,189.47/57,265.69 = 22,399.66/x
  3. Step 3: Cross multiply
    38,189.47x = 57,265.69 × 22,399.66
  4. Step 4: Simplify right side
    38,189.47x = 1,282,731,786.50
  5. Step 5: Solve for x
    x = 1,282,731,786.50/38,189.47
  6. Step 6: Final answer
    x = 33,588.63

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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.