Home / 12,652.93-18,977.44-4,331.04

Finding the Fourth Proportional to 12,652.93, 18,977.44 and 4,331.04

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Solution

The fourth proportional to 12,652.93, 18,977.44 and 4,331.04 is: 6,495.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,652.93 : 18,977.44 = 4,331.04 : x
  2. Step 2: Convert to fraction form
    12,652.93/18,977.44 = 4,331.04/x
  3. Step 3: Cross multiply
    12,652.93x = 18,977.44 × 4,331.04
  4. Step 4: Simplify right side
    12,652.93x = 82,191,956.85
  5. Step 5: Solve for x
    x = 82,191,956.85/12,652.93
  6. Step 6: Final answer
    x = 6,495.88

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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.