Home / 14,073.12-19,418.94-11,957.22

Finding the Fourth Proportional to 14,073.12, 19,418.94 and 11,957.22

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Solution

The fourth proportional to 14,073.12, 19,418.94 and 11,957.22 is: 16,499.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,073.12 : 19,418.94 = 11,957.22 : x
  2. Step 2: Convert to fraction form
    14,073.12/19,418.94 = 11,957.22/x
  3. Step 3: Cross multiply
    14,073.12x = 19,418.94 × 11,957.22
  4. Step 4: Simplify right side
    14,073.12x = 232,196,537.75
  5. Step 5: Solve for x
    x = 232,196,537.75/14,073.12
  6. Step 6: Final answer
    x = 16,499.29

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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.