Home / 14,247.44-21,381.60-5,371.12

Finding the Fourth Proportional to 14,247.44, 21,381.60 and 5,371.12

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Solution

The fourth proportional to 14,247.44, 21,381.60 and 5,371.12 is: 8,060.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,247.44 : 21,381.60 = 5,371.12 : x
  2. Step 2: Convert to fraction form
    14,247.44/21,381.60 = 5,371.12/x
  3. Step 3: Cross multiply
    14,247.44x = 21,381.60 × 5,371.12
  4. Step 4: Simplify right side
    14,247.44x = 114,843,139.39
  5. Step 5: Solve for x
    x = 114,843,139.39/14,247.44
  6. Step 6: Final answer
    x = 8,060.62

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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.