Home / 15,452.40-23,178.60-3,765.72

Finding the Fourth Proportional to 15,452.40, 23,178.60 and 3,765.72

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Solution

The fourth proportional to 15,452.40, 23,178.60 and 3,765.72 is: 5,648.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,452.40 : 23,178.60 = 3,765.72 : x
  2. Step 2: Convert to fraction form
    15,452.40/23,178.60 = 3,765.72/x
  3. Step 3: Cross multiply
    15,452.40x = 23,178.60 × 3,765.72
  4. Step 4: Simplify right side
    15,452.40x = 87,284,117.59
  5. Step 5: Solve for x
    x = 87,284,117.59/15,452.40
  6. Step 6: Final answer
    x = 5,648.58

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