Home / 15,863.40-23,831.52-11,194.12

Finding the Fourth Proportional to 15,863.40, 23,831.52 and 11,194.12

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Solution

The fourth proportional to 15,863.40, 23,831.52 and 11,194.12 is: 16,816.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,863.40 : 23,831.52 = 11,194.12 : x
  2. Step 2: Convert to fraction form
    15,863.40/23,831.52 = 11,194.12/x
  3. Step 3: Cross multiply
    15,863.40x = 23,831.52 × 11,194.12
  4. Step 4: Simplify right side
    15,863.40x = 266,772,894.66
  5. Step 5: Solve for x
    x = 266,772,894.66/15,863.40
  6. Step 6: Final answer
    x = 16,816.88

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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.