Home / 19,618.34-29,388.06-9,073.56

Finding the Fourth Proportional to 19,618.34, 29,388.06 and 9,073.56

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Solution

The fourth proportional to 19,618.34, 29,388.06 and 9,073.56 is: 13,592.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,618.34 : 29,388.06 = 9,073.56 : x
  2. Step 2: Convert to fraction form
    19,618.34/29,388.06 = 9,073.56/x
  3. Step 3: Cross multiply
    19,618.34x = 29,388.06 × 9,073.56
  4. Step 4: Simplify right side
    19,618.34x = 266,654,325.69
  5. Step 5: Solve for x
    x = 266,654,325.69/19,618.34
  6. Step 6: Final answer
    x = 13,592.09

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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.