Home / 19,834.88-29,752.43-6,687.37

Finding the Fourth Proportional to 19,834.88, 29,752.43 and 6,687.37

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Solution

The fourth proportional to 19,834.88, 29,752.43 and 6,687.37 is: 10,031.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,834.88 : 29,752.43 = 6,687.37 : x
  2. Step 2: Convert to fraction form
    19,834.88/29,752.43 = 6,687.37/x
  3. Step 3: Cross multiply
    19,834.88x = 29,752.43 × 6,687.37
  4. Step 4: Simplify right side
    19,834.88x = 198,965,507.81
  5. Step 5: Solve for x
    x = 198,965,507.81/19,834.88
  6. Step 6: Final answer
    x = 10,031.09

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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.