Home / 13,164.08-19,747.16-4,399.04

Finding the Fourth Proportional to 13,164.08, 19,747.16 and 4,399.04

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Solution

The fourth proportional to 13,164.08, 19,747.16 and 4,399.04 is: 6,598.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,164.08 : 19,747.16 = 4,399.04 : x
  2. Step 2: Convert to fraction form
    13,164.08/19,747.16 = 4,399.04/x
  3. Step 3: Cross multiply
    13,164.08x = 19,747.16 × 4,399.04
  4. Step 4: Simplify right side
    13,164.08x = 86,868,546.73
  5. Step 5: Solve for x
    x = 86,868,546.73/13,164.08
  6. Step 6: Final answer
    x = 6,598.91

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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.