Home / 14,227.53-21,335.83-9,831.66

Finding the Fourth Proportional to 14,227.53, 21,335.83 and 9,831.66

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Solution

The fourth proportional to 14,227.53, 21,335.83 and 9,831.66 is: 14,743.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,227.53 : 21,335.83 = 9,831.66 : x
  2. Step 2: Convert to fraction form
    14,227.53/21,335.83 = 9,831.66/x
  3. Step 3: Cross multiply
    14,227.53x = 21,335.83 × 9,831.66
  4. Step 4: Simplify right side
    14,227.53x = 209,766,577.22
  5. Step 5: Solve for x
    x = 209,766,577.22/14,227.53
  6. Step 6: Final answer
    x = 14,743.71

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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.