Home / 13,207.36-19,791.60-5,805.04

Finding the Fourth Proportional to 13,207.36, 19,791.60 and 5,805.04

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Solution

The fourth proportional to 13,207.36, 19,791.60 and 5,805.04 is: 8,699.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,207.36 : 19,791.60 = 5,805.04 : x
  2. Step 2: Convert to fraction form
    13,207.36/19,791.60 = 5,805.04/x
  3. Step 3: Cross multiply
    13,207.36x = 19,791.60 × 5,805.04
  4. Step 4: Simplify right side
    13,207.36x = 114,891,029.66
  5. Step 5: Solve for x
    x = 114,891,029.66/13,207.36
  6. Step 6: Final answer
    x = 8,699.02

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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.