Home / 13,092.75-18,066.17-8,057.79

Finding the Fourth Proportional to 13,092.75, 18,066.17 and 8,057.79

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Solution

The fourth proportional to 13,092.75, 18,066.17 and 8,057.79 is: 11,118.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,092.75 : 18,066.17 = 8,057.79 : x
  2. Step 2: Convert to fraction form
    13,092.75/18,066.17 = 8,057.79/x
  3. Step 3: Cross multiply
    13,092.75x = 18,066.17 × 8,057.79
  4. Step 4: Simplify right side
    13,092.75x = 145,573,424.11
  5. Step 5: Solve for x
    x = 145,573,424.11/13,092.75
  6. Step 6: Final answer
    x = 11,118.63

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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.