Home / 13,958.44-20,937.66-8,767.96

Finding the Fourth Proportional to 13,958.44, 20,937.66 and 8,767.96

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Solution

The fourth proportional to 13,958.44, 20,937.66 and 8,767.96 is: 13,151.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,958.44 : 20,937.66 = 8,767.96 : x
  2. Step 2: Convert to fraction form
    13,958.44/20,937.66 = 8,767.96/x
  3. Step 3: Cross multiply
    13,958.44x = 20,937.66 × 8,767.96
  4. Step 4: Simplify right side
    13,958.44x = 183,580,565.37
  5. Step 5: Solve for x
    x = 183,580,565.37/13,958.44
  6. Step 6: Final answer
    x = 13,151.94

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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.