Home / 14,539.62-20,066.49-8,254.02

Finding the Fourth Proportional to 14,539.62, 20,066.49 and 8,254.02

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Solution

The fourth proportional to 14,539.62, 20,066.49 and 8,254.02 is: 11,391.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,539.62 : 20,066.49 = 8,254.02 : x
  2. Step 2: Convert to fraction form
    14,539.62/20,066.49 = 8,254.02/x
  3. Step 3: Cross multiply
    14,539.62x = 20,066.49 × 8,254.02
  4. Step 4: Simplify right side
    14,539.62x = 165,629,209.79
  5. Step 5: Solve for x
    x = 165,629,209.79/14,539.62
  6. Step 6: Final answer
    x = 11,391.58

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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.