Home / 18,632.76-27,943.21-6,150.45

Finding the Fourth Proportional to 18,632.76, 27,943.21 and 6,150.45

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Solution

The fourth proportional to 18,632.76, 27,943.21 and 6,150.45 is: 9,223.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,632.76 : 27,943.21 = 6,150.45 : x
  2. Step 2: Convert to fraction form
    18,632.76/27,943.21 = 6,150.45/x
  3. Step 3: Cross multiply
    18,632.76x = 27,943.21 × 6,150.45
  4. Step 4: Simplify right side
    18,632.76x = 171,863,428.42
  5. Step 5: Solve for x
    x = 171,863,428.42/18,632.76
  6. Step 6: Final answer
    x = 9,223.73

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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.