Home / 14,549.34-20,080.38-8,581.68

Finding the Fourth Proportional to 14,549.34, 20,080.38 and 8,581.68

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Solution

The fourth proportional to 14,549.34, 20,080.38 and 8,581.68 is: 11,844.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,549.34 : 20,080.38 = 8,581.68 : x
  2. Step 2: Convert to fraction form
    14,549.34/20,080.38 = 8,581.68/x
  3. Step 3: Cross multiply
    14,549.34x = 20,080.38 × 8,581.68
  4. Step 4: Simplify right side
    14,549.34x = 172,323,395.44
  5. Step 5: Solve for x
    x = 172,323,395.44/14,549.34
  6. Step 6: Final answer
    x = 11,844.07

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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.