Home / 27,831.28-41,747.64-7,056.40

Finding the Fourth Proportional to 27,831.28, 41,747.64 and 7,056.40

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Solution

The fourth proportional to 27,831.28, 41,747.64 and 7,056.40 is: 10,584.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,831.28 : 41,747.64 = 7,056.40 : x
  2. Step 2: Convert to fraction form
    27,831.28/41,747.64 = 7,056.40/x
  3. Step 3: Cross multiply
    27,831.28x = 41,747.64 × 7,056.40
  4. Step 4: Simplify right side
    27,831.28x = 294,588,046.90
  5. Step 5: Solve for x
    x = 294,588,046.90/27,831.28
  6. Step 6: Final answer
    x = 10,584.78

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Similar ratio
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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.