Home / 18,575.57-27,863.25-4,535.67

Finding the Fourth Proportional to 18,575.57, 27,863.25 and 4,535.67

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Solution

The fourth proportional to 18,575.57, 27,863.25 and 4,535.67 is: 6,803.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,575.57 : 27,863.25 = 4,535.67 : x
  2. Step 2: Convert to fraction form
    18,575.57/27,863.25 = 4,535.67/x
  3. Step 3: Cross multiply
    18,575.57x = 27,863.25 × 4,535.67
  4. Step 4: Simplify right side
    18,575.57x = 126,378,507.13
  5. Step 5: Solve for x
    x = 126,378,507.13/18,575.57
  6. Step 6: Final answer
    x = 6,803.48

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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.