Home / 14,371.51-19,832.39-8,083.88

Finding the Fourth Proportional to 14,371.51, 19,832.39 and 8,083.88

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Solution

The fourth proportional to 14,371.51, 19,832.39 and 8,083.88 is: 11,155.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,371.51 : 19,832.39 = 8,083.88 : x
  2. Step 2: Convert to fraction form
    14,371.51/19,832.39 = 8,083.88/x
  3. Step 3: Cross multiply
    14,371.51x = 19,832.39 × 8,083.88
  4. Step 4: Simplify right side
    14,371.51x = 160,322,670.03
  5. Step 5: Solve for x
    x = 160,322,670.03/14,371.51
  6. Step 6: Final answer
    x = 11,155.59

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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.