Home / 57,444.48-86,181.12-18,001.92

Finding the Fourth Proportional to 57,444.48, 86,181.12 and 18,001.92

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Solution

The fourth proportional to 57,444.48, 86,181.12 and 18,001.92 is: 27,007.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,444.48 : 86,181.12 = 18,001.92 : x
  2. Step 2: Convert to fraction form
    57,444.48/86,181.12 = 18,001.92/x
  3. Step 3: Cross multiply
    57,444.48x = 86,181.12 × 18,001.92
  4. Step 4: Simplify right side
    57,444.48x = 1,551,425,627.75
  5. Step 5: Solve for x
    x = 1,551,425,627.75/57,444.48
  6. Step 6: Final answer
    x = 27,007.39

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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.