Home / 18,292.86-27,420.46-7,195.05

Finding the Fourth Proportional to 18,292.86, 27,420.46 and 7,195.05

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Solution

The fourth proportional to 18,292.86, 27,420.46 and 7,195.05 is: 10,785.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,292.86 : 27,420.46 = 7,195.05 : x
  2. Step 2: Convert to fraction form
    18,292.86/27,420.46 = 7,195.05/x
  3. Step 3: Cross multiply
    18,292.86x = 27,420.46 × 7,195.05
  4. Step 4: Simplify right side
    18,292.86x = 197,291,562.74
  5. Step 5: Solve for x
    x = 197,291,562.74/18,292.86
  6. Step 6: Final answer
    x = 10,785.17

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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.