Home / 14,371.50-19,832.31-7,998.12

Finding the Fourth Proportional to 14,371.50, 19,832.31 and 7,998.12

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Solution

The fourth proportional to 14,371.50, 19,832.31 and 7,998.12 is: 11,037.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,371.50 : 19,832.31 = 7,998.12 : x
  2. Step 2: Convert to fraction form
    14,371.50/19,832.31 = 7,998.12/x
  3. Step 3: Cross multiply
    14,371.50x = 19,832.31 × 7,998.12
  4. Step 4: Simplify right side
    14,371.50x = 158,621,195.26
  5. Step 5: Solve for x
    x = 158,621,195.26/14,371.50
  6. Step 6: Final answer
    x = 11,037.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.