Home / 55,815.08-83,731.83-25,859.25

Finding the Fourth Proportional to 55,815.08, 83,731.83 and 25,859.25

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Solution

The fourth proportional to 55,815.08, 83,731.83 and 25,859.25 is: 38,793.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,815.08 : 83,731.83 = 25,859.25 : x
  2. Step 2: Convert to fraction form
    55,815.08/83,731.83 = 25,859.25/x
  3. Step 3: Cross multiply
    55,815.08x = 83,731.83 × 25,859.25
  4. Step 4: Simplify right side
    55,815.08x = 2,165,242,227.96
  5. Step 5: Solve for x
    x = 2,165,242,227.96/55,815.08
  6. Step 6: Final answer
    x = 38,793.14

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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.