Home / 13,490.43-20,238.08-6,098.37

Finding the Fourth Proportional to 13,490.43, 20,238.08 and 6,098.37

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Solution

The fourth proportional to 13,490.43, 20,238.08 and 6,098.37 is: 9,148.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,490.43 : 20,238.08 = 6,098.37 : x
  2. Step 2: Convert to fraction form
    13,490.43/20,238.08 = 6,098.37/x
  3. Step 3: Cross multiply
    13,490.43x = 20,238.08 × 6,098.37
  4. Step 4: Simplify right side
    13,490.43x = 123,419,299.93
  5. Step 5: Solve for x
    x = 123,419,299.93/13,490.43
  6. Step 6: Final answer
    x = 9,148.66

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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.