Home / 52,372.71-78,511.41-19,085.19

Finding the Fourth Proportional to 52,372.71, 78,511.41 and 19,085.19

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Solution

The fourth proportional to 52,372.71, 78,511.41 and 19,085.19 is: 28,610.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,372.71 : 78,511.41 = 19,085.19 : x
  2. Step 2: Convert to fraction form
    52,372.71/78,511.41 = 19,085.19/x
  3. Step 3: Cross multiply
    52,372.71x = 78,511.41 × 19,085.19
  4. Step 4: Simplify right side
    52,372.71x = 1,498,404,882.60
  5. Step 5: Solve for x
    x = 1,498,404,882.60/52,372.71
  6. Step 6: Final answer
    x = 28,610.41

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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.