Home / 14,540.96-20,063.04-8,572.16

Finding the Fourth Proportional to 14,540.96, 20,063.04 and 8,572.16

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Solution

The fourth proportional to 14,540.96, 20,063.04 and 8,572.16 is: 11,827.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,540.96 : 20,063.04 = 8,572.16 : x
  2. Step 2: Convert to fraction form
    14,540.96/20,063.04 = 8,572.16/x
  3. Step 3: Cross multiply
    14,540.96x = 20,063.04 × 8,572.16
  4. Step 4: Simplify right side
    14,540.96x = 171,983,588.97
  5. Step 5: Solve for x
    x = 171,983,588.97/14,540.96
  6. Step 6: Final answer
    x = 11,827.53

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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.