Home / 13,227.90-19,841.92-5,334.06

Finding the Fourth Proportional to 13,227.90, 19,841.92 and 5,334.06

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Solution

The fourth proportional to 13,227.90, 19,841.92 and 5,334.06 is: 8,001.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,227.90 : 19,841.92 = 5,334.06 : x
  2. Step 2: Convert to fraction form
    13,227.90/19,841.92 = 5,334.06/x
  3. Step 3: Cross multiply
    13,227.90x = 19,841.92 × 5,334.06
  4. Step 4: Simplify right side
    13,227.90x = 105,837,991.80
  5. Step 5: Solve for x
    x = 105,837,991.80/13,227.90
  6. Step 6: Final answer
    x = 8,001.12

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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.