Home / 35,248.29-48,645.20-20,140.60

Finding the Fourth Proportional to 35,248.29, 48,645.20 and 20,140.60

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Solution

The fourth proportional to 35,248.29, 48,645.20 and 20,140.60 is: 27,795.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,248.29 : 48,645.20 = 20,140.60 : x
  2. Step 2: Convert to fraction form
    35,248.29/48,645.20 = 20,140.60/x
  3. Step 3: Cross multiply
    35,248.29x = 48,645.20 × 20,140.60
  4. Step 4: Simplify right side
    35,248.29x = 979,743,751.78
  5. Step 5: Solve for x
    x = 979,743,751.78/35,248.29
  6. Step 6: Final answer
    x = 27,795.50

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.