Home / 27,208.54-37,545.74-15,109.70

Finding the Fourth Proportional to 27,208.54, 37,545.74 and 15,109.70

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Solution

The fourth proportional to 27,208.54, 37,545.74 and 15,109.70 is: 20,850.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,208.54 : 37,545.74 = 15,109.70 : x
  2. Step 2: Convert to fraction form
    27,208.54/37,545.74 = 15,109.70/x
  3. Step 3: Cross multiply
    27,208.54x = 37,545.74 × 15,109.70
  4. Step 4: Simplify right side
    27,208.54x = 567,304,867.68
  5. Step 5: Solve for x
    x = 567,304,867.68/27,208.54
  6. Step 6: Final answer
    x = 20,850.25

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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.