Home / 27,258.83-37,620.32-15,160.54

Finding the Fourth Proportional to 27,258.83, 37,620.32 and 15,160.54

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Solution

The fourth proportional to 27,258.83, 37,620.32 and 15,160.54 is: 20,923.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,258.83 : 37,620.32 = 15,160.54 : x
  2. Step 2: Convert to fraction form
    27,258.83/37,620.32 = 15,160.54/x
  3. Step 3: Cross multiply
    27,258.83x = 37,620.32 × 15,160.54
  4. Step 4: Simplify right side
    27,258.83x = 570,344,366.17
  5. Step 5: Solve for x
    x = 570,344,366.17/27,258.83
  6. Step 6: Final answer
    x = 20,923.29

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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.