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Finding the Fourth Proportional to 16,652.58, 24,978.96 and 4,965.90

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Solution

The fourth proportional to 16,652.58, 24,978.96 and 4,965.90 is: 7,448.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,652.58 : 24,978.96 = 4,965.90 : x
  2. Step 2: Convert to fraction form
    16,652.58/24,978.96 = 4,965.90/x
  3. Step 3: Cross multiply
    16,652.58x = 24,978.96 × 4,965.90
  4. Step 4: Simplify right side
    16,652.58x = 124,043,017.46
  5. Step 5: Solve for x
    x = 124,043,017.46/16,652.58
  6. Step 6: Final answer
    x = 7,448.88

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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.