Home / 27,642.64-41,470.19-10,112.32

Finding the Fourth Proportional to 27,642.64, 41,470.19 and 10,112.32

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Solution

The fourth proportional to 27,642.64, 41,470.19 and 10,112.32 is: 15,170.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,642.64 : 41,470.19 = 10,112.32 : x
  2. Step 2: Convert to fraction form
    27,642.64/41,470.19 = 10,112.32/x
  3. Step 3: Cross multiply
    27,642.64x = 41,470.19 × 10,112.32
  4. Step 4: Simplify right side
    27,642.64x = 419,359,831.74
  5. Step 5: Solve for x
    x = 419,359,831.74/27,642.64
  6. Step 6: Final answer
    x = 15,170.76

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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.