Home / 14,551.92-20,080.56-8,177.52

Finding the Fourth Proportional to 14,551.92, 20,080.56 and 8,177.52

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Solution

The fourth proportional to 14,551.92, 20,080.56 and 8,177.52 is: 11,284.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,551.92 : 20,080.56 = 8,177.52 : x
  2. Step 2: Convert to fraction form
    14,551.92/20,080.56 = 8,177.52/x
  3. Step 3: Cross multiply
    14,551.92x = 20,080.56 × 8,177.52
  4. Step 4: Simplify right side
    14,551.92x = 164,209,181.01
  5. Step 5: Solve for x
    x = 164,209,181.01/14,551.92
  6. Step 6: Final answer
    x = 11,284.37

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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.