Home / 59,891.36-89,843.94-19,913.90

Finding the Fourth Proportional to 59,891.36, 89,843.94 and 19,913.90

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Solution

The fourth proportional to 59,891.36, 89,843.94 and 19,913.90 is: 29,873.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,891.36 : 89,843.94 = 19,913.90 : x
  2. Step 2: Convert to fraction form
    59,891.36/89,843.94 = 19,913.90/x
  3. Step 3: Cross multiply
    59,891.36x = 89,843.94 × 19,913.90
  4. Step 4: Simplify right side
    59,891.36x = 1,789,143,236.77
  5. Step 5: Solve for x
    x = 1,789,143,236.77/59,891.36
  6. Step 6: Final answer
    x = 29,873.14

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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.