Home / 55,889.14-83,815.92-18,442.23

Finding the Fourth Proportional to 55,889.14, 83,815.92 and 18,442.23

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Solution

The fourth proportional to 55,889.14, 83,815.92 and 18,442.23 is: 27,657.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,889.14 : 83,815.92 = 18,442.23 : x
  2. Step 2: Convert to fraction form
    55,889.14/83,815.92 = 18,442.23/x
  3. Step 3: Cross multiply
    55,889.14x = 83,815.92 × 18,442.23
  4. Step 4: Simplify right side
    55,889.14x = 1,545,752,631.46
  5. Step 5: Solve for x
    x = 1,545,752,631.46/55,889.14
  6. Step 6: Final answer
    x = 27,657.48

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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.