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Finding the Fourth Proportional to 40,450.22, 55,823.04 and 22,545.22

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Solution

The fourth proportional to 40,450.22, 55,823.04 and 22,545.22 is: 31,113.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,450.22 : 55,823.04 = 22,545.22 : x
  2. Step 2: Convert to fraction form
    40,450.22/55,823.04 = 22,545.22/x
  3. Step 3: Cross multiply
    40,450.22x = 55,823.04 × 22,545.22
  4. Step 4: Simplify right side
    40,450.22x = 1,258,542,717.87
  5. Step 5: Solve for x
    x = 1,258,542,717.87/40,450.22
  6. Step 6: Final answer
    x = 31,113.37

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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.