Home / 25,102.56-34,627.14-15,654.72

Finding the Fourth Proportional to 25,102.56, 34,627.14 and 15,654.72

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Solution

The fourth proportional to 25,102.56, 34,627.14 and 15,654.72 is: 21,594.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,102.56 : 34,627.14 = 15,654.72 : x
  2. Step 2: Convert to fraction form
    25,102.56/34,627.14 = 15,654.72/x
  3. Step 3: Cross multiply
    25,102.56x = 34,627.14 × 15,654.72
  4. Step 4: Simplify right side
    25,102.56x = 542,078,181.10
  5. Step 5: Solve for x
    x = 542,078,181.10/25,102.56
  6. Step 6: Final answer
    x = 21,594.54

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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.