Home / 55,868.05-83,730.79-26,220.43

Finding the Fourth Proportional to 55,868.05, 83,730.79 and 26,220.43

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Solution

The fourth proportional to 55,868.05, 83,730.79 and 26,220.43 is: 39,297.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,868.05 : 83,730.79 = 26,220.43 : x
  2. Step 2: Convert to fraction form
    55,868.05/83,730.79 = 26,220.43/x
  3. Step 3: Cross multiply
    55,868.05x = 83,730.79 × 26,220.43
  4. Step 4: Simplify right side
    55,868.05x = 2,195,457,318.04
  5. Step 5: Solve for x
    x = 2,195,457,318.04/55,868.05
  6. Step 6: Final answer
    x = 39,297.19

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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.