Home / 18,700.07-28,025.87-7,593.75

Finding the Fourth Proportional to 18,700.07, 28,025.87 and 7,593.75

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Solution

The fourth proportional to 18,700.07, 28,025.87 and 7,593.75 is: 11,380.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,700.07 : 28,025.87 = 7,593.75 : x
  2. Step 2: Convert to fraction form
    18,700.07/28,025.87 = 7,593.75/x
  3. Step 3: Cross multiply
    18,700.07x = 28,025.87 × 7,593.75
  4. Step 4: Simplify right side
    18,700.07x = 212,821,412.34
  5. Step 5: Solve for x
    x = 212,821,412.34/18,700.07
  6. Step 6: Final answer
    x = 11,380.78

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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.