Home / 18,160.68-27,242.58-5,013.05

Finding the Fourth Proportional to 18,160.68, 27,242.58 and 5,013.05

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Solution

The fourth proportional to 18,160.68, 27,242.58 and 5,013.05 is: 7,520.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,160.68 : 27,242.58 = 5,013.05 : x
  2. Step 2: Convert to fraction form
    18,160.68/27,242.58 = 5,013.05/x
  3. Step 3: Cross multiply
    18,160.68x = 27,242.58 × 5,013.05
  4. Step 4: Simplify right side
    18,160.68x = 136,568,415.67
  5. Step 5: Solve for x
    x = 136,568,415.67/18,160.68
  6. Step 6: Final answer
    x = 7,520.01

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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.