Home / 14,165.80-19,550.82-8,863.72

Finding the Fourth Proportional to 14,165.80, 19,550.82 and 8,863.72

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Solution

The fourth proportional to 14,165.80, 19,550.82 and 8,863.72 is: 12,233.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,165.80 : 19,550.82 = 8,863.72 : x
  2. Step 2: Convert to fraction form
    14,165.80/19,550.82 = 8,863.72/x
  3. Step 3: Cross multiply
    14,165.80x = 19,550.82 × 8,863.72
  4. Step 4: Simplify right side
    14,165.80x = 173,292,994.25
  5. Step 5: Solve for x
    x = 173,292,994.25/14,165.80
  6. Step 6: Final answer
    x = 12,233.20

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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.