Home / 14,549.44-20,080.51-8,581.77

Finding the Fourth Proportional to 14,549.44, 20,080.51 and 8,581.77

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Solution

The fourth proportional to 14,549.44, 20,080.51 and 8,581.77 is: 11,844.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,549.44 : 20,080.51 = 8,581.77 : x
  2. Step 2: Convert to fraction form
    14,549.44/20,080.51 = 8,581.77/x
  3. Step 3: Cross multiply
    14,549.44x = 20,080.51 × 8,581.77
  4. Step 4: Simplify right side
    14,549.44x = 172,326,318.30
  5. Step 5: Solve for x
    x = 172,326,318.30/14,549.44
  6. Step 6: Final answer
    x = 11,844.19

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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.