Home / 19,904.46-29,857.77-6,576.90

Finding the Fourth Proportional to 19,904.46, 29,857.77 and 6,576.90

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Solution

The fourth proportional to 19,904.46, 29,857.77 and 6,576.90 is: 9,865.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,904.46 : 29,857.77 = 6,576.90 : x
  2. Step 2: Convert to fraction form
    19,904.46/29,857.77 = 6,576.90/x
  3. Step 3: Cross multiply
    19,904.46x = 29,857.77 × 6,576.90
  4. Step 4: Simplify right side
    19,904.46x = 196,371,567.51
  5. Step 5: Solve for x
    x = 196,371,567.51/19,904.46
  6. Step 6: Final answer
    x = 9,865.71

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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.