Home / 52,724.93-79,079.19-19,427.85

Finding the Fourth Proportional to 52,724.93, 79,079.19 and 19,427.85

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Solution

The fourth proportional to 52,724.93, 79,079.19 and 19,427.85 is: 29,138.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,724.93 : 79,079.19 = 19,427.85 : x
  2. Step 2: Convert to fraction form
    52,724.93/79,079.19 = 19,427.85/x
  3. Step 3: Cross multiply
    52,724.93x = 79,079.19 × 19,427.85
  4. Step 4: Simplify right side
    52,724.93x = 1,536,338,568.59
  5. Step 5: Solve for x
    x = 1,536,338,568.59/52,724.93
  6. Step 6: Final answer
    x = 29,138.75

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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.