Home / 40,231.02-55,516.14-22,324.89

Finding the Fourth Proportional to 40,231.02, 55,516.14 and 22,324.89

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Solution

The fourth proportional to 40,231.02, 55,516.14 and 22,324.89 is: 30,806.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,231.02 : 55,516.14 = 22,324.89 : x
  2. Step 2: Convert to fraction form
    40,231.02/55,516.14 = 22,324.89/x
  3. Step 3: Cross multiply
    40,231.02x = 55,516.14 × 22,324.89
  4. Step 4: Simplify right side
    40,231.02x = 1,239,391,718.72
  5. Step 5: Solve for x
    x = 1,239,391,718.72/40,231.02
  6. Step 6: Final answer
    x = 30,806.87

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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.