Home / 13,227.48-19,840.91-3,366.77

Finding the Fourth Proportional to 13,227.48, 19,840.91 and 3,366.77

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Solution

The fourth proportional to 13,227.48, 19,840.91 and 3,366.77 is: 5,050.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,227.48 : 19,840.91 = 3,366.77 : x
  2. Step 2: Convert to fraction form
    13,227.48/19,840.91 = 3,366.77/x
  3. Step 3: Cross multiply
    13,227.48x = 19,840.91 × 3,366.77
  4. Step 4: Simplify right side
    13,227.48x = 66,799,780.56
  5. Step 5: Solve for x
    x = 66,799,780.56/13,227.48
  6. Step 6: Final answer
    x = 5,050.08

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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.