Home / 29,182.87-43,788.58-18,086.58

Finding the Fourth Proportional to 29,182.87, 43,788.58 and 18,086.58

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Solution

The fourth proportional to 29,182.87, 43,788.58 and 18,086.58 is: 27,138.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,182.87 : 43,788.58 = 18,086.58 : x
  2. Step 2: Convert to fraction form
    29,182.87/43,788.58 = 18,086.58/x
  3. Step 3: Cross multiply
    29,182.87x = 43,788.58 × 18,086.58
  4. Step 4: Simplify right side
    29,182.87x = 791,985,655.26
  5. Step 5: Solve for x
    x = 791,985,655.26/29,182.87
  6. Step 6: Final answer
    x = 27,138.72

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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.