Home / 49,638.73-74,459.85-15,900.37

Finding the Fourth Proportional to 49,638.73, 74,459.85 and 15,900.37

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Solution

The fourth proportional to 49,638.73, 74,459.85 and 15,900.37 is: 23,851.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,638.73 : 74,459.85 = 15,900.37 : x
  2. Step 2: Convert to fraction form
    49,638.73/74,459.85 = 15,900.37/x
  3. Step 3: Cross multiply
    49,638.73x = 74,459.85 × 15,900.37
  4. Step 4: Simplify right side
    49,638.73x = 1,183,938,792.85
  5. Step 5: Solve for x
    x = 1,183,938,792.85/49,638.73
  6. Step 6: Final answer
    x = 23,851.11

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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.