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Finding the Fourth Proportional to 19,617, 29,404.91 and 9,607.94

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Solution

The fourth proportional to 19,617, 29,404.91 and 9,607.94 is: 14,401.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,617 : 29,404.91 = 9,607.94 : x
  2. Step 2: Convert to fraction form
    19,617/29,404.91 = 9,607.94/x
  3. Step 3: Cross multiply
    19,617x = 29,404.91 × 9,607.94
  4. Step 4: Simplify right side
    19,617x = 282,520,610.99
  5. Step 5: Solve for x
    x = 282,520,610.99/19,617
  6. Step 6: Final answer
    x = 14,401.83

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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.