Home / 19,863.30-29,795.01-6,715.77

Finding the Fourth Proportional to 19,863.30, 29,795.01 and 6,715.77

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Solution

The fourth proportional to 19,863.30, 29,795.01 and 6,715.77 is: 10,073.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,863.30 : 29,795.01 = 6,715.77 : x
  2. Step 2: Convert to fraction form
    19,863.30/29,795.01 = 6,715.77/x
  3. Step 3: Cross multiply
    19,863.30x = 29,795.01 × 6,715.77
  4. Step 4: Simplify right side
    19,863.30x = 200,096,434.31
  5. Step 5: Solve for x
    x = 200,096,434.31/19,863.30
  6. Step 6: Final answer
    x = 10,073.68

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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.