Home / 14,167.97-19,550.58-8,200.03

Finding the Fourth Proportional to 14,167.97, 19,550.58 and 8,200.03

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Solution

The fourth proportional to 14,167.97, 19,550.58 and 8,200.03 is: 11,315.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,167.97 : 19,550.58 = 8,200.03 : x
  2. Step 2: Convert to fraction form
    14,167.97/19,550.58 = 8,200.03/x
  3. Step 3: Cross multiply
    14,167.97x = 19,550.58 × 8,200.03
  4. Step 4: Simplify right side
    14,167.97x = 160,315,244.76
  5. Step 5: Solve for x
    x = 160,315,244.76/14,167.97
  6. Step 6: Final answer
    x = 11,315.33

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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.