Home / 55,841.84-83,767.32-20,773.04

Finding the Fourth Proportional to 55,841.84, 83,767.32 and 20,773.04

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Solution

The fourth proportional to 55,841.84, 83,767.32 and 20,773.04 is: 31,161.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,841.84 : 83,767.32 = 20,773.04 : x
  2. Step 2: Convert to fraction form
    55,841.84/83,767.32 = 20,773.04/x
  3. Step 3: Cross multiply
    55,841.84x = 83,767.32 × 20,773.04
  4. Step 4: Simplify right side
    55,841.84x = 1,740,101,889.05
  5. Step 5: Solve for x
    x = 1,740,101,889.05/55,841.84
  6. Step 6: Final answer
    x = 31,161.26

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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.