Home / 18,733.86-25,853.82-10,776.96

Finding the Fourth Proportional to 18,733.86, 25,853.82 and 10,776.96

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Solution

The fourth proportional to 18,733.86, 25,853.82 and 10,776.96 is: 14,872.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,733.86 : 25,853.82 = 10,776.96 : x
  2. Step 2: Convert to fraction form
    18,733.86/25,853.82 = 10,776.96/x
  3. Step 3: Cross multiply
    18,733.86x = 25,853.82 × 10,776.96
  4. Step 4: Simplify right side
    18,733.86x = 278,625,583.99
  5. Step 5: Solve for x
    x = 278,625,583.99/18,733.86
  6. Step 6: Final answer
    x = 14,872.83

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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.