Home / 13,401.23-20,086.52-6,371.27

Finding the Fourth Proportional to 13,401.23, 20,086.52 and 6,371.27

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Solution

The fourth proportional to 13,401.23, 20,086.52 and 6,371.27 is: 9,549.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,401.23 : 20,086.52 = 6,371.27 : x
  2. Step 2: Convert to fraction form
    13,401.23/20,086.52 = 6,371.27/x
  3. Step 3: Cross multiply
    13,401.23x = 20,086.52 × 6,371.27
  4. Step 4: Simplify right side
    13,401.23x = 127,976,509.99
  5. Step 5: Solve for x
    x = 127,976,509.99/13,401.23
  6. Step 6: Final answer
    x = 9,549.61

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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.