Home / 14,494.24-20,004.16-8,121.26

Finding the Fourth Proportional to 14,494.24, 20,004.16 and 8,121.26

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Solution

The fourth proportional to 14,494.24, 20,004.16 and 8,121.26 is: 11,208.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,494.24 : 20,004.16 = 8,121.26 : x
  2. Step 2: Convert to fraction form
    14,494.24/20,004.16 = 8,121.26/x
  3. Step 3: Cross multiply
    14,494.24x = 20,004.16 × 8,121.26
  4. Step 4: Simplify right side
    14,494.24x = 162,459,004.74
  5. Step 5: Solve for x
    x = 162,459,004.74/14,494.24
  6. Step 6: Final answer
    x = 11,208.52

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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.