Home / 19,914.45-29,864.98-10,047.43

Finding the Fourth Proportional to 19,914.45, 29,864.98 and 10,047.43

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Solution

The fourth proportional to 19,914.45, 29,864.98 and 10,047.43 is: 15,067.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,914.45 : 29,864.98 = 10,047.43 : x
  2. Step 2: Convert to fraction form
    19,914.45/29,864.98 = 10,047.43/x
  3. Step 3: Cross multiply
    19,914.45x = 29,864.98 × 10,047.43
  4. Step 4: Simplify right side
    19,914.45x = 300,066,296.00
  5. Step 5: Solve for x
    x = 300,066,296.00/19,914.45
  6. Step 6: Final answer
    x = 15,067.77

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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.