Home / 25,826.97-35,627.67-21,324.45

Finding the Fourth Proportional to 25,826.97, 35,627.67 and 21,324.45

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Solution

The fourth proportional to 25,826.97, 35,627.67 and 21,324.45 is: 29,416.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,826.97 : 35,627.67 = 21,324.45 : x
  2. Step 2: Convert to fraction form
    25,826.97/35,627.67 = 21,324.45/x
  3. Step 3: Cross multiply
    25,826.97x = 35,627.67 × 21,324.45
  4. Step 4: Simplify right side
    25,826.97x = 759,740,467.53
  5. Step 5: Solve for x
    x = 759,740,467.53/25,826.97
  6. Step 6: Final answer
    x = 29,416.55

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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.