Home / 16,620.54-22,926.15-11,317.74

Finding the Fourth Proportional to 16,620.54, 22,926.15 and 11,317.74

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Solution

The fourth proportional to 16,620.54, 22,926.15 and 11,317.74 is: 15,611.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,620.54 : 22,926.15 = 11,317.74 : x
  2. Step 2: Convert to fraction form
    16,620.54/22,926.15 = 11,317.74/x
  3. Step 3: Cross multiply
    16,620.54x = 22,926.15 × 11,317.74
  4. Step 4: Simplify right side
    16,620.54x = 259,472,204.90
  5. Step 5: Solve for x
    x = 259,472,204.90/16,620.54
  6. Step 6: Final answer
    x = 15,611.54

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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.