Home / 57,577.66-86,374.78-18,137.94

Finding the Fourth Proportional to 57,577.66, 86,374.78 and 18,137.94

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Solution

The fourth proportional to 57,577.66, 86,374.78 and 18,137.94 is: 27,209.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,577.66 : 86,374.78 = 18,137.94 : x
  2. Step 2: Convert to fraction form
    57,577.66/86,374.78 = 18,137.94/x
  3. Step 3: Cross multiply
    57,577.66x = 86,374.78 × 18,137.94
  4. Step 4: Simplify right side
    57,577.66x = 1,566,660,577.15
  5. Step 5: Solve for x
    x = 1,566,660,577.15/57,577.66
  6. Step 6: Final answer
    x = 27,209.52

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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.