Home / 13,809.58-20,717.42-5,044.48

Finding the Fourth Proportional to 13,809.58, 20,717.42 and 5,044.48

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Solution

The fourth proportional to 13,809.58, 20,717.42 and 5,044.48 is: 7,567.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,809.58 : 20,717.42 = 5,044.48 : x
  2. Step 2: Convert to fraction form
    13,809.58/20,717.42 = 5,044.48/x
  3. Step 3: Cross multiply
    13,809.58x = 20,717.42 × 5,044.48
  4. Step 4: Simplify right side
    13,809.58x = 104,508,610.84
  5. Step 5: Solve for x
    x = 104,508,610.84/13,809.58
  6. Step 6: Final answer
    x = 7,567.83

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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.