Home / 49,279.96-73,949.10-18,137.08

Finding the Fourth Proportional to 49,279.96, 73,949.10 and 18,137.08

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Solution

The fourth proportional to 49,279.96, 73,949.10 and 18,137.08 is: 27,216.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,279.96 : 73,949.10 = 18,137.08 : x
  2. Step 2: Convert to fraction form
    49,279.96/73,949.10 = 18,137.08/x
  3. Step 3: Cross multiply
    49,279.96x = 73,949.10 × 18,137.08
  4. Step 4: Simplify right side
    49,279.96x = 1,341,220,742.63
  5. Step 5: Solve for x
    x = 1,341,220,742.63/49,279.96
  6. Step 6: Final answer
    x = 27,216.35

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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.