Home / 15,654.54-23,481.47-3,808.38

Finding the Fourth Proportional to 15,654.54, 23,481.47 and 3,808.38

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Solution

The fourth proportional to 15,654.54, 23,481.47 and 3,808.38 is: 5,712.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,654.54 : 23,481.47 = 3,808.38 : x
  2. Step 2: Convert to fraction form
    15,654.54/23,481.47 = 3,808.38/x
  3. Step 3: Cross multiply
    15,654.54x = 23,481.47 × 3,808.38
  4. Step 4: Simplify right side
    15,654.54x = 89,426,360.72
  5. Step 5: Solve for x
    x = 89,426,360.72/15,654.54
  6. Step 6: Final answer
    x = 5,712.49

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1.5x scale

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.