Home / 19,246.43-28,858.62-5,915.96

Finding the Fourth Proportional to 19,246.43, 28,858.62 and 5,915.96

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Solution

The fourth proportional to 19,246.43, 28,858.62 and 5,915.96 is: 8,870.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,246.43 : 28,858.62 = 5,915.96 : x
  2. Step 2: Convert to fraction form
    19,246.43/28,858.62 = 5,915.96/x
  3. Step 3: Cross multiply
    19,246.43x = 28,858.62 × 5,915.96
  4. Step 4: Simplify right side
    19,246.43x = 170,726,441.58
  5. Step 5: Solve for x
    x = 170,726,441.58/19,246.43
  6. Step 6: Final answer
    x = 8,870.55

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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.