Home / 14,133.43-21,200.13-3,745.18

Finding the Fourth Proportional to 14,133.43, 21,200.13 and 3,745.18

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Solution

The fourth proportional to 14,133.43, 21,200.13 and 3,745.18 is: 5,617.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,133.43 : 21,200.13 = 3,745.18 : x
  2. Step 2: Convert to fraction form
    14,133.43/21,200.13 = 3,745.18/x
  3. Step 3: Cross multiply
    14,133.43x = 21,200.13 × 3,745.18
  4. Step 4: Simplify right side
    14,133.43x = 79,398,302.87
  5. Step 5: Solve for x
    x = 79,398,302.87/14,133.43
  6. Step 6: Final answer
    x = 5,617.77

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Similar ratio
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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.