Home / 40,321.28-55,638.92-23,325.84

Finding the Fourth Proportional to 40,321.28, 55,638.92 and 23,325.84

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Solution

The fourth proportional to 40,321.28, 55,638.92 and 23,325.84 is: 32,187.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,321.28 : 55,638.92 = 23,325.84 : x
  2. Step 2: Convert to fraction form
    40,321.28/55,638.92 = 23,325.84/x
  3. Step 3: Cross multiply
    40,321.28x = 55,638.92 × 23,325.84
  4. Step 4: Simplify right side
    40,321.28x = 1,297,824,545.69
  5. Step 5: Solve for x
    x = 1,297,824,545.69/40,321.28
  6. Step 6: Final answer
    x = 32,187.09

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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.