Home / 19,388.52-29,006.28-19,246.41

Finding the Fourth Proportional to 19,388.52, 29,006.28 and 19,246.41

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Solution

The fourth proportional to 19,388.52, 29,006.28 and 19,246.41 is: 28,793.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,388.52 : 29,006.28 = 19,246.41 : x
  2. Step 2: Convert to fraction form
    19,388.52/29,006.28 = 19,246.41/x
  3. Step 3: Cross multiply
    19,388.52x = 29,006.28 × 19,246.41
  4. Step 4: Simplify right side
    19,388.52x = 558,266,757.45
  5. Step 5: Solve for x
    x = 558,266,757.45/19,388.52
  6. Step 6: Final answer
    x = 28,793.68

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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.