Home / 13,926.15-20,883.35-5,917.68

Finding the Fourth Proportional to 13,926.15, 20,883.35 and 5,917.68

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Solution

The fourth proportional to 13,926.15, 20,883.35 and 5,917.68 is: 8,874.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,926.15 : 20,883.35 = 5,917.68 : x
  2. Step 2: Convert to fraction form
    13,926.15/20,883.35 = 5,917.68/x
  3. Step 3: Cross multiply
    13,926.15x = 20,883.35 × 5,917.68
  4. Step 4: Simplify right side
    13,926.15x = 123,580,997.42
  5. Step 5: Solve for x
    x = 123,580,997.42/13,926.15
  6. Step 6: Final answer
    x = 8,874.02

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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.