Home / 52,491.23-78,713.75-19,202.66

Finding the Fourth Proportional to 52,491.23, 78,713.75 and 19,202.66

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Solution

The fourth proportional to 52,491.23, 78,713.75 and 19,202.66 is: 28,795.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,491.23 : 78,713.75 = 19,202.66 : x
  2. Step 2: Convert to fraction form
    52,491.23/78,713.75 = 19,202.66/x
  3. Step 3: Cross multiply
    52,491.23x = 78,713.75 × 19,202.66
  4. Step 4: Simplify right side
    52,491.23x = 1,511,513,033.01
  5. Step 5: Solve for x
    x = 1,511,513,033.01/52,491.23
  6. Step 6: Final answer
    x = 28,795.54

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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.