Home / 40,020.54-55,232.62-23,025.53

Finding the Fourth Proportional to 40,020.54, 55,232.62 and 23,025.53

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Solution

The fourth proportional to 40,020.54, 55,232.62 and 23,025.53 is: 31,777.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,020.54 : 55,232.62 = 23,025.53 : x
  2. Step 2: Convert to fraction form
    40,020.54/55,232.62 = 23,025.53/x
  3. Step 3: Cross multiply
    40,020.54x = 55,232.62 × 23,025.53
  4. Step 4: Simplify right side
    40,020.54x = 1,271,760,072.63
  5. Step 5: Solve for x
    x = 1,271,760,072.63/40,020.54
  6. Step 6: Final answer
    x = 31,777.68

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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.