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Finding the Fourth Proportional to 57,873.72, 86,813.96 and 22,335.24

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Solution

The fourth proportional to 57,873.72, 86,813.96 and 22,335.24 is: 33,504.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,873.72 : 86,813.96 = 22,335.24 : x
  2. Step 2: Convert to fraction form
    57,873.72/86,813.96 = 22,335.24/x
  3. Step 3: Cross multiply
    57,873.72x = 86,813.96 × 22,335.24
  4. Step 4: Simplify right side
    57,873.72x = 1,939,010,631.95
  5. Step 5: Solve for x
    x = 1,939,010,631.95/57,873.72
  6. Step 6: Final answer
    x = 33,504.16

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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.