Home / 16,172.11-22,317.48-9,098.54

Finding the Fourth Proportional to 16,172.11, 22,317.48 and 9,098.54

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Solution

The fourth proportional to 16,172.11, 22,317.48 and 9,098.54 is: 12,555.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,172.11 : 22,317.48 = 9,098.54 : x
  2. Step 2: Convert to fraction form
    16,172.11/22,317.48 = 9,098.54/x
  3. Step 3: Cross multiply
    16,172.11x = 22,317.48 × 9,098.54
  4. Step 4: Simplify right side
    16,172.11x = 203,056,484.48
  5. Step 5: Solve for x
    x = 203,056,484.48/16,172.11
  6. Step 6: Final answer
    x = 12,555.97

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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.