Home / 27,200.25-37,537.61-15,867.95

Finding the Fourth Proportional to 27,200.25, 37,537.61 and 15,867.95

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Solution

The fourth proportional to 27,200.25, 37,537.61 and 15,867.95 is: 21,898.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,200.25 : 37,537.61 = 15,867.95 : x
  2. Step 2: Convert to fraction form
    27,200.25/37,537.61 = 15,867.95/x
  3. Step 3: Cross multiply
    27,200.25x = 37,537.61 × 15,867.95
  4. Step 4: Simplify right side
    27,200.25x = 595,644,918.60
  5. Step 5: Solve for x
    x = 595,644,918.60/27,200.25
  6. Step 6: Final answer
    x = 21,898.51

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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.