Home / 16,211.73-22,377.77-9,499.53

Finding the Fourth Proportional to 16,211.73, 22,377.77 and 9,499.53

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Solution

The fourth proportional to 16,211.73, 22,377.77 and 9,499.53 is: 13,112.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,211.73 : 22,377.77 = 9,499.53 : x
  2. Step 2: Convert to fraction form
    16,211.73/22,377.77 = 9,499.53/x
  3. Step 3: Cross multiply
    16,211.73x = 22,377.77 × 9,499.53
  4. Step 4: Simplify right side
    16,211.73x = 212,578,297.45
  5. Step 5: Solve for x
    x = 212,578,297.45/16,211.73
  6. Step 6: Final answer
    x = 13,112.62

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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.