Home / 55,226.66-82,843.05-15,784.79

Finding the Fourth Proportional to 55,226.66, 82,843.05 and 15,784.79

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Solution

The fourth proportional to 55,226.66, 82,843.05 and 15,784.79 is: 23,678.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,226.66 : 82,843.05 = 15,784.79 : x
  2. Step 2: Convert to fraction form
    55,226.66/82,843.05 = 15,784.79/x
  3. Step 3: Cross multiply
    55,226.66x = 82,843.05 × 15,784.79
  4. Step 4: Simplify right side
    55,226.66x = 1,307,660,258.18
  5. Step 5: Solve for x
    x = 1,307,660,258.18/55,226.66
  6. Step 6: Final answer
    x = 23,678.06

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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.