Home / 19,913.45-29,863.49-10,046.43

Finding the Fourth Proportional to 19,913.45, 29,863.49 and 10,046.43

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Solution

The fourth proportional to 19,913.45, 29,863.49 and 10,046.43 is: 15,066.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,913.45 : 29,863.49 = 10,046.43 : x
  2. Step 2: Convert to fraction form
    19,913.45/29,863.49 = 10,046.43/x
  3. Step 3: Cross multiply
    19,913.45x = 29,863.49 × 10,046.43
  4. Step 4: Simplify right side
    19,913.45x = 300,021,411.61
  5. Step 5: Solve for x
    x = 300,021,411.61/19,913.45
  6. Step 6: Final answer
    x = 15,066.27

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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.