Home / 18,400.47-27,592.41-5,249.71

Finding the Fourth Proportional to 18,400.47, 27,592.41 and 5,249.71

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Solution

The fourth proportional to 18,400.47, 27,592.41 and 5,249.71 is: 7,872.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,400.47 : 27,592.41 = 5,249.71 : x
  2. Step 2: Convert to fraction form
    18,400.47/27,592.41 = 5,249.71/x
  3. Step 3: Cross multiply
    18,400.47x = 27,592.41 × 5,249.71
  4. Step 4: Simplify right side
    18,400.47x = 144,852,150.70
  5. Step 5: Solve for x
    x = 144,852,150.70/18,400.47
  6. Step 6: Final answer
    x = 7,872.20

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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.