Home / 51,049.92-76,564.14-19,448.98

Finding the Fourth Proportional to 51,049.92, 76,564.14 and 19,448.98

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Solution

The fourth proportional to 51,049.92, 76,564.14 and 19,448.98 is: 29,169.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,049.92 : 76,564.14 = 19,448.98 : x
  2. Step 2: Convert to fraction form
    51,049.92/76,564.14 = 19,448.98/x
  3. Step 3: Cross multiply
    51,049.92x = 76,564.14 × 19,448.98
  4. Step 4: Simplify right side
    51,049.92x = 1,489,094,427.58
  5. Step 5: Solve for x
    x = 1,489,094,427.58/51,049.92
  6. Step 6: Final answer
    x = 29,169.38

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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.