Home / 27,230.80-37,578.51-15,293.83

Finding the Fourth Proportional to 27,230.80, 37,578.51 and 15,293.83

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Solution

The fourth proportional to 27,230.80, 37,578.51 and 15,293.83 is: 21,105.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,230.80 : 37,578.51 = 15,293.83 : x
  2. Step 2: Convert to fraction form
    27,230.80/37,578.51 = 15,293.83/x
  3. Step 3: Cross multiply
    27,230.80x = 37,578.51 × 15,293.83
  4. Step 4: Simplify right side
    27,230.80x = 574,719,343.59
  5. Step 5: Solve for x
    x = 574,719,343.59/27,230.80
  6. Step 6: Final answer
    x = 21,105.49

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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.