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Finding the Fourth Proportional to 15,652.68, 23,468.44 and 8,249.28

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Solution

The fourth proportional to 15,652.68, 23,468.44 and 8,249.28 is: 12,368.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,652.68 : 23,468.44 = 8,249.28 : x
  2. Step 2: Convert to fraction form
    15,652.68/23,468.44 = 8,249.28/x
  3. Step 3: Cross multiply
    15,652.68x = 23,468.44 × 8,249.28
  4. Step 4: Simplify right side
    15,652.68x = 193,597,732.72
  5. Step 5: Solve for x
    x = 193,597,732.72/15,652.68
  6. Step 6: Final answer
    x = 12,368.34

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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.