Home / 16,131.26-22,263.55-9,847.28

Finding the Fourth Proportional to 16,131.26, 22,263.55 and 9,847.28

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Solution

The fourth proportional to 16,131.26, 22,263.55 and 9,847.28 is: 13,590.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,131.26 : 22,263.55 = 9,847.28 : x
  2. Step 2: Convert to fraction form
    16,131.26/22,263.55 = 9,847.28/x
  3. Step 3: Cross multiply
    16,131.26x = 22,263.55 × 9,847.28
  4. Step 4: Simplify right side
    16,131.26x = 219,235,410.64
  5. Step 5: Solve for x
    x = 219,235,410.64/16,131.26
  6. Step 6: Final answer
    x = 13,590.72

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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.