Home / 19,889.45-29,834.17-5,098.49

Finding the Fourth Proportional to 19,889.45, 29,834.17 and 5,098.49

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Solution

The fourth proportional to 19,889.45, 29,834.17 and 5,098.49 is: 7,647.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,889.45 : 29,834.17 = 5,098.49 : x
  2. Step 2: Convert to fraction form
    19,889.45/29,834.17 = 5,098.49/x
  3. Step 3: Cross multiply
    19,889.45x = 29,834.17 × 5,098.49
  4. Step 4: Simplify right side
    19,889.45x = 152,109,363.86
  5. Step 5: Solve for x
    x = 152,109,363.86/19,889.45
  6. Step 6: Final answer
    x = 7,647.74

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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.