Home / 13,398.38-20,092.44-6,372.98

Finding the Fourth Proportional to 13,398.38, 20,092.44 and 6,372.98

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Solution

The fourth proportional to 13,398.38, 20,092.44 and 6,372.98 is: 9,557.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,398.38 : 20,092.44 = 6,372.98 : x
  2. Step 2: Convert to fraction form
    13,398.38/20,092.44 = 6,372.98/x
  3. Step 3: Cross multiply
    13,398.38x = 20,092.44 × 6,372.98
  4. Step 4: Simplify right side
    13,398.38x = 128,048,718.27
  5. Step 5: Solve for x
    x = 128,048,718.27/13,398.38
  6. Step 6: Final answer
    x = 9,557.03

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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.