Home / 16,545.41-22,832.67-8,991.82

Finding the Fourth Proportional to 16,545.41, 22,832.67 and 8,991.82

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Solution

The fourth proportional to 16,545.41, 22,832.67 and 8,991.82 is: 12,408.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,545.41 : 22,832.67 = 8,991.82 : x
  2. Step 2: Convert to fraction form
    16,545.41/22,832.67 = 8,991.82/x
  3. Step 3: Cross multiply
    16,545.41x = 22,832.67 × 8,991.82
  4. Step 4: Simplify right side
    16,545.41x = 205,307,258.76
  5. Step 5: Solve for x
    x = 205,307,258.76/16,545.41
  6. Step 6: Final answer
    x = 12,408.71

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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.