Home / 55,180.09-82,770.90-15,737.21

Finding the Fourth Proportional to 55,180.09, 82,770.90 and 15,737.21

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Solution

The fourth proportional to 55,180.09, 82,770.90 and 15,737.21 is: 23,606.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,180.09 : 82,770.90 = 15,737.21 : x
  2. Step 2: Convert to fraction form
    55,180.09/82,770.90 = 15,737.21/x
  3. Step 3: Cross multiply
    55,180.09x = 82,770.90 × 15,737.21
  4. Step 4: Simplify right side
    55,180.09x = 1,302,582,542.65
  5. Step 5: Solve for x
    x = 1,302,582,542.65/55,180.09
  6. Step 6: Final answer
    x = 23,606.03

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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.