Home / 19,671.38-29,500.11-6,343.83

Finding the Fourth Proportional to 19,671.38, 29,500.11 and 6,343.83

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Solution

The fourth proportional to 19,671.38, 29,500.11 and 6,343.83 is: 9,513.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,671.38 : 29,500.11 = 6,343.83 : x
  2. Step 2: Convert to fraction form
    19,671.38/29,500.11 = 6,343.83/x
  3. Step 3: Cross multiply
    19,671.38x = 29,500.11 × 6,343.83
  4. Step 4: Simplify right side
    19,671.38x = 187,143,682.82
  5. Step 5: Solve for x
    x = 187,143,682.82/19,671.38
  6. Step 6: Final answer
    x = 9,513.50

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1.5x scale

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.