Home / 22,355.66-30,851.48-12,284.73

Finding the Fourth Proportional to 22,355.66, 30,851.48 and 12,284.73

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Solution

The fourth proportional to 22,355.66, 30,851.48 and 12,284.73 is: 16,953.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,355.66 : 30,851.48 = 12,284.73 : x
  2. Step 2: Convert to fraction form
    22,355.66/30,851.48 = 12,284.73/x
  3. Step 3: Cross multiply
    22,355.66x = 30,851.48 × 12,284.73
  4. Step 4: Simplify right side
    22,355.66x = 379,002,101.90
  5. Step 5: Solve for x
    x = 379,002,101.90/22,355.66
  6. Step 6: Final answer
    x = 16,953.30

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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.