Home / 19,133.94-28,702.56-5,282.94

Finding the Fourth Proportional to 19,133.94, 28,702.56 and 5,282.94

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Solution

The fourth proportional to 19,133.94, 28,702.56 and 5,282.94 is: 7,924.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,133.94 : 28,702.56 = 5,282.94 : x
  2. Step 2: Convert to fraction form
    19,133.94/28,702.56 = 5,282.94/x
  3. Step 3: Cross multiply
    19,133.94x = 28,702.56 × 5,282.94
  4. Step 4: Simplify right side
    19,133.94x = 151,633,902.33
  5. Step 5: Solve for x
    x = 151,633,902.33/19,133.94
  6. Step 6: Final answer
    x = 7,924.87

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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.