Home / 27,110.47-37,405.32-15,622.55

Finding the Fourth Proportional to 27,110.47, 37,405.32 and 15,622.55

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Solution

The fourth proportional to 27,110.47, 37,405.32 and 15,622.55 is: 21,555.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,110.47 : 37,405.32 = 15,622.55 : x
  2. Step 2: Convert to fraction form
    27,110.47/37,405.32 = 15,622.55/x
  3. Step 3: Cross multiply
    27,110.47x = 37,405.32 × 15,622.55
  4. Step 4: Simplify right side
    27,110.47x = 584,366,481.97
  5. Step 5: Solve for x
    x = 584,366,481.97/27,110.47
  6. Step 6: Final answer
    x = 21,555.02

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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.