Home / 26,066.50-39,073.83-12,190.66

Finding the Fourth Proportional to 26,066.50, 39,073.83 and 12,190.66

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Solution

The fourth proportional to 26,066.50, 39,073.83 and 12,190.66 is: 18,273.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,066.50 : 39,073.83 = 12,190.66 : x
  2. Step 2: Convert to fraction form
    26,066.50/39,073.83 = 12,190.66/x
  3. Step 3: Cross multiply
    26,066.50x = 39,073.83 × 12,190.66
  4. Step 4: Simplify right side
    26,066.50x = 476,335,776.43
  5. Step 5: Solve for x
    x = 476,335,776.43/26,066.50
  6. Step 6: Final answer
    x = 18,273.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.