Home / 23,520.36-35,408.88-21,453.66

Finding the Fourth Proportional to 23,520.36, 35,408.88 and 21,453.66

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Solution

The fourth proportional to 23,520.36, 35,408.88 and 21,453.66 is: 32,297.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,520.36 : 35,408.88 = 21,453.66 : x
  2. Step 2: Convert to fraction form
    23,520.36/35,408.88 = 21,453.66/x
  3. Step 3: Cross multiply
    23,520.36x = 35,408.88 × 21,453.66
  4. Step 4: Simplify right side
    23,520.36x = 759,650,072.50
  5. Step 5: Solve for x
    x = 759,650,072.50/23,520.36
  6. Step 6: Final answer
    x = 32,297.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.