Home / 27,166.08-37,489.32-15,229.92

Finding the Fourth Proportional to 27,166.08, 37,489.32 and 15,229.92

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Solution

The fourth proportional to 27,166.08, 37,489.32 and 15,229.92 is: 21,017.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,166.08 : 37,489.32 = 15,229.92 : x
  2. Step 2: Convert to fraction form
    27,166.08/37,489.32 = 15,229.92/x
  3. Step 3: Cross multiply
    27,166.08x = 37,489.32 × 15,229.92
  4. Step 4: Simplify right side
    27,166.08x = 570,959,344.45
  5. Step 5: Solve for x
    x = 570,959,344.45/27,166.08
  6. Step 6: Final answer
    x = 21,017.36

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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.