Home / 13,151.35-19,709.74-6,227.83

Finding the Fourth Proportional to 13,151.35, 19,709.74 and 6,227.83

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Solution

The fourth proportional to 13,151.35, 19,709.74 and 6,227.83 is: 9,333.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,151.35 : 19,709.74 = 6,227.83 : x
  2. Step 2: Convert to fraction form
    13,151.35/19,709.74 = 6,227.83/x
  3. Step 3: Cross multiply
    13,151.35x = 19,709.74 × 6,227.83
  4. Step 4: Simplify right side
    13,151.35x = 122,748,910.06
  5. Step 5: Solve for x
    x = 122,748,910.06/13,151.35
  6. Step 6: Final answer
    x = 9,333.56

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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.