Home / 27,216.29-37,556.43-15,117.45

Finding the Fourth Proportional to 27,216.29, 37,556.43 and 15,117.45

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Solution

The fourth proportional to 27,216.29, 37,556.43 and 15,117.45 is: 20,860.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,216.29 : 37,556.43 = 15,117.45 : x
  2. Step 2: Convert to fraction form
    27,216.29/37,556.43 = 15,117.45/x
  3. Step 3: Cross multiply
    27,216.29x = 37,556.43 × 15,117.45
  4. Step 4: Simplify right side
    27,216.29x = 567,757,452.70
  5. Step 5: Solve for x
    x = 567,757,452.70/27,216.29
  6. Step 6: Final answer
    x = 20,860.95

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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.