Home / 13,265.44-19,899.12-4,496.80

Finding the Fourth Proportional to 13,265.44, 19,899.12 and 4,496.80

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Solution

The fourth proportional to 13,265.44, 19,899.12 and 4,496.80 is: 6,745.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,265.44 : 19,899.12 = 4,496.80 : x
  2. Step 2: Convert to fraction form
    13,265.44/19,899.12 = 4,496.80/x
  3. Step 3: Cross multiply
    13,265.44x = 19,899.12 × 4,496.80
  4. Step 4: Simplify right side
    13,265.44x = 89,482,362.82
  5. Step 5: Solve for x
    x = 89,482,362.82/13,265.44
  6. Step 6: Final answer
    x = 6,745.53

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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.