Home / 12,166.08-18,248.96-2,932

Finding the Fourth Proportional to 12,166.08, 18,248.96 and 2,932

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Solution

The fourth proportional to 12,166.08, 18,248.96 and 2,932 is: 4,397.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,166.08 : 18,248.96 = 2,932 : x
  2. Step 2: Convert to fraction form
    12,166.08/18,248.96 = 2,932/x
  3. Step 3: Cross multiply
    12,166.08x = 18,248.96 × 2,932
  4. Step 4: Simplify right side
    12,166.08x = 53,505,950.72
  5. Step 5: Solve for x
    x = 53,505,950.72/12,166.08
  6. Step 6: Final answer
    x = 4,397.96

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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.