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Finding the Fourth Proportional to 22,646.72, 33,957 and 8,779.52

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Solution

The fourth proportional to 22,646.72, 33,957 and 8,779.52 is: 13,164.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,646.72 : 33,957 = 8,779.52 : x
  2. Step 2: Convert to fraction form
    22,646.72/33,957 = 8,779.52/x
  3. Step 3: Cross multiply
    22,646.72x = 33,957 × 8,779.52
  4. Step 4: Simplify right side
    22,646.72x = 298,126,160.64
  5. Step 5: Solve for x
    x = 298,126,160.64/22,646.72
  6. Step 6: Final answer
    x = 13,164.21

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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.