Home / 14,249.11-19,659.76-8,199.03

Finding the Fourth Proportional to 14,249.11, 19,659.76 and 8,199.03

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Solution

The fourth proportional to 14,249.11, 19,659.76 and 8,199.03 is: 11,312.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,249.11 : 19,659.76 = 8,199.03 : x
  2. Step 2: Convert to fraction form
    14,249.11/19,659.76 = 8,199.03/x
  3. Step 3: Cross multiply
    14,249.11x = 19,659.76 × 8,199.03
  4. Step 4: Simplify right side
    14,249.11x = 161,190,962.03
  5. Step 5: Solve for x
    x = 161,190,962.03/14,249.11
  6. Step 6: Final answer
    x = 11,312.35

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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.