Home / 52,865.28-79,296.39-19,584.60

Finding the Fourth Proportional to 52,865.28, 79,296.39 and 19,584.60

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Solution

The fourth proportional to 52,865.28, 79,296.39 and 19,584.60 is: 29,376.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,865.28 : 79,296.39 = 19,584.60 : x
  2. Step 2: Convert to fraction form
    52,865.28/79,296.39 = 19,584.60/x
  3. Step 3: Cross multiply
    52,865.28x = 79,296.39 × 19,584.60
  4. Step 4: Simplify right side
    52,865.28x = 1,552,988,079.59
  5. Step 5: Solve for x
    x = 1,552,988,079.59/52,865.28
  6. Step 6: Final answer
    x = 29,376.33

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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.