Home / 28,893.22-39,845.96-22,179.13

Finding the Fourth Proportional to 28,893.22, 39,845.96 and 22,179.13

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Solution

The fourth proportional to 28,893.22, 39,845.96 and 22,179.13 is: 30,586.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,893.22 : 39,845.96 = 22,179.13 : x
  2. Step 2: Convert to fraction form
    28,893.22/39,845.96 = 22,179.13/x
  3. Step 3: Cross multiply
    28,893.22x = 39,845.96 × 22,179.13
  4. Step 4: Simplify right side
    28,893.22x = 883,748,516.30
  5. Step 5: Solve for x
    x = 883,748,516.30/28,893.22
  6. Step 6: Final answer
    x = 30,586.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.