Home / 27,247.61-37,600.49-15,918.15

Finding the Fourth Proportional to 27,247.61, 37,600.49 and 15,918.15

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Solution

The fourth proportional to 27,247.61, 37,600.49 and 15,918.15 is: 21,966.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,247.61 : 37,600.49 = 15,918.15 : x
  2. Step 2: Convert to fraction form
    27,247.61/37,600.49 = 15,918.15/x
  3. Step 3: Cross multiply
    27,247.61x = 37,600.49 × 15,918.15
  4. Step 4: Simplify right side
    27,247.61x = 598,530,160.30
  5. Step 5: Solve for x
    x = 598,530,160.30/27,247.61
  6. Step 6: Final answer
    x = 21,966.34

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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.