Home / 14,572.26-20,107.71-8,199.18

Finding the Fourth Proportional to 14,572.26, 20,107.71 and 8,199.18

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Solution

The fourth proportional to 14,572.26, 20,107.71 and 8,199.18 is: 11,313.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,572.26 : 20,107.71 = 8,199.18 : x
  2. Step 2: Convert to fraction form
    14,572.26/20,107.71 = 8,199.18/x
  3. Step 3: Cross multiply
    14,572.26x = 20,107.71 × 8,199.18
  4. Step 4: Simplify right side
    14,572.26x = 164,866,733.68
  5. Step 5: Solve for x
    x = 164,866,733.68/14,572.26
  6. Step 6: Final answer
    x = 11,313.74

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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.