Home / 17,881.76-26,813.91-5,399.44

Finding the Fourth Proportional to 17,881.76, 26,813.91 and 5,399.44

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Solution

The fourth proportional to 17,881.76, 26,813.91 and 5,399.44 is: 8,096.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,881.76 : 26,813.91 = 5,399.44 : x
  2. Step 2: Convert to fraction form
    17,881.76/26,813.91 = 5,399.44/x
  3. Step 3: Cross multiply
    17,881.76x = 26,813.91 × 5,399.44
  4. Step 4: Simplify right side
    17,881.76x = 144,780,098.21
  5. Step 5: Solve for x
    x = 144,780,098.21/17,881.76
  6. Step 6: Final answer
    x = 8,096.52

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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.