Home / 18,250.60-27,368.58-7,725.44

Finding the Fourth Proportional to 18,250.60, 27,368.58 and 7,725.44

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Solution

The fourth proportional to 18,250.60, 27,368.58 and 7,725.44 is: 11,585.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,250.60 : 27,368.58 = 7,725.44 : x
  2. Step 2: Convert to fraction form
    18,250.60/27,368.58 = 7,725.44/x
  3. Step 3: Cross multiply
    18,250.60x = 27,368.58 × 7,725.44
  4. Step 4: Simplify right side
    18,250.60x = 211,434,322.68
  5. Step 5: Solve for x
    x = 211,434,322.68/18,250.60
  6. Step 6: Final answer
    x = 11,585.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.