Home / 14,201.48-21,302.22-3,814.28

Finding the Fourth Proportional to 14,201.48, 21,302.22 and 3,814.28

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Solution

The fourth proportional to 14,201.48, 21,302.22 and 3,814.28 is: 5,721.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,201.48 : 21,302.22 = 3,814.28 : x
  2. Step 2: Convert to fraction form
    14,201.48/21,302.22 = 3,814.28/x
  3. Step 3: Cross multiply
    14,201.48x = 21,302.22 × 3,814.28
  4. Step 4: Simplify right side
    14,201.48x = 81,252,631.70
  5. Step 5: Solve for x
    x = 81,252,631.70/14,201.48
  6. Step 6: Final answer
    x = 5,721.42

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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.