Home / 14,514.96-20,007.36-9,791.04

Finding the Fourth Proportional to 14,514.96, 20,007.36 and 9,791.04

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Solution

The fourth proportional to 14,514.96, 20,007.36 and 9,791.04 is: 13,495.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,514.96 : 20,007.36 = 9,791.04 : x
  2. Step 2: Convert to fraction form
    14,514.96/20,007.36 = 9,791.04/x
  3. Step 3: Cross multiply
    14,514.96x = 20,007.36 × 9,791.04
  4. Step 4: Simplify right side
    14,514.96x = 195,892,862.05
  5. Step 5: Solve for x
    x = 195,892,862.05/14,514.96
  6. Step 6: Final answer
    x = 13,495.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.