Home / 55,137.92-82,705.32-17,697.70

Finding the Fourth Proportional to 55,137.92, 82,705.32 and 17,697.70

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Solution

The fourth proportional to 55,137.92, 82,705.32 and 17,697.70 is: 26,546.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,137.92 : 82,705.32 = 17,697.70 : x
  2. Step 2: Convert to fraction form
    55,137.92/82,705.32 = 17,697.70/x
  3. Step 3: Cross multiply
    55,137.92x = 82,705.32 × 17,697.70
  4. Step 4: Simplify right side
    55,137.92x = 1,463,693,941.76
  5. Step 5: Solve for x
    x = 1,463,693,941.76/55,137.92
  6. Step 6: Final answer
    x = 26,546.05

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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.