Home / 16,173.11-22,318.89-9,099.53

Finding the Fourth Proportional to 16,173.11, 22,318.89 and 9,099.53

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Solution

The fourth proportional to 16,173.11, 22,318.89 and 9,099.53 is: 12,557.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,173.11 : 22,318.89 = 9,099.53 : x
  2. Step 2: Convert to fraction form
    16,173.11/22,318.89 = 9,099.53/x
  3. Step 3: Cross multiply
    16,173.11x = 22,318.89 × 9,099.53
  4. Step 4: Simplify right side
    16,173.11x = 203,091,366.90
  5. Step 5: Solve for x
    x = 203,091,366.90/16,173.11
  6. Step 6: Final answer
    x = 12,557.35

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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.