Home / 14,125.33-21,174.21-6,727.81

Finding the Fourth Proportional to 14,125.33, 21,174.21 and 6,727.81

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Solution

The fourth proportional to 14,125.33, 21,174.21 and 6,727.81 is: 10,085.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,125.33 : 21,174.21 = 6,727.81 : x
  2. Step 2: Convert to fraction form
    14,125.33/21,174.21 = 6,727.81/x
  3. Step 3: Cross multiply
    14,125.33x = 21,174.21 × 6,727.81
  4. Step 4: Simplify right side
    14,125.33x = 142,456,061.78
  5. Step 5: Solve for x
    x = 142,456,061.78/14,125.33
  6. Step 6: Final answer
    x = 10,085.15

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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.