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Finding the Fourth Proportional to 18,552.01, 27,831.26 and 10,228.45

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Solution

The fourth proportional to 18,552.01, 27,831.26 and 10,228.45 is: 15,344.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,552.01 : 27,831.26 = 10,228.45 : x
  2. Step 2: Convert to fraction form
    18,552.01/27,831.26 = 10,228.45/x
  3. Step 3: Cross multiply
    18,552.01x = 27,831.26 × 10,228.45
  4. Step 4: Simplify right side
    18,552.01x = 284,670,600.20
  5. Step 5: Solve for x
    x = 284,670,600.20/18,552.01
  6. Step 6: Final answer
    x = 15,344.46

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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.