Home / 13,892.83-19,169.05-8,224.76

Finding the Fourth Proportional to 13,892.83, 19,169.05 and 8,224.76

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Solution

The fourth proportional to 13,892.83, 19,169.05 and 8,224.76 is: 11,348.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,892.83 : 19,169.05 = 8,224.76 : x
  2. Step 2: Convert to fraction form
    13,892.83/19,169.05 = 8,224.76/x
  3. Step 3: Cross multiply
    13,892.83x = 19,169.05 × 8,224.76
  4. Step 4: Simplify right side
    13,892.83x = 157,660,835.68
  5. Step 5: Solve for x
    x = 157,660,835.68/13,892.83
  6. Step 6: Final answer
    x = 11,348.36

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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.