Home / 40,812.23-61,237.18-18,632.41

Finding the Fourth Proportional to 40,812.23, 61,237.18 and 18,632.41

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Solution

The fourth proportional to 40,812.23, 61,237.18 and 18,632.41 is: 27,957.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,812.23 : 61,237.18 = 18,632.41 : x
  2. Step 2: Convert to fraction form
    40,812.23/61,237.18 = 18,632.41/x
  3. Step 3: Cross multiply
    40,812.23x = 61,237.18 × 18,632.41
  4. Step 4: Simplify right side
    40,812.23x = 1,140,996,245.00
  5. Step 5: Solve for x
    x = 1,140,996,245.00/40,812.23
  6. Step 6: Final answer
    x = 27,957.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.