Home / 23,351.58-32,234.22-13,920.78

Finding the Fourth Proportional to 23,351.58, 32,234.22 and 13,920.78

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Solution

The fourth proportional to 23,351.58, 32,234.22 and 13,920.78 is: 19,216.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,351.58 : 32,234.22 = 13,920.78 : x
  2. Step 2: Convert to fraction form
    23,351.58/32,234.22 = 13,920.78/x
  3. Step 3: Cross multiply
    23,351.58x = 32,234.22 × 13,920.78
  4. Step 4: Simplify right side
    23,351.58x = 448,725,485.09
  5. Step 5: Solve for x
    x = 448,725,485.09/23,351.58
  6. Step 6: Final answer
    x = 19,216.07

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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.