Home / 14,227.56-21,335.87-9,831.69

Finding the Fourth Proportional to 14,227.56, 21,335.87 and 9,831.69

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Solution

The fourth proportional to 14,227.56, 21,335.87 and 9,831.69 is: 14,743.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,227.56 : 21,335.87 = 9,831.69 : x
  2. Step 2: Convert to fraction form
    14,227.56/21,335.87 = 9,831.69/x
  3. Step 3: Cross multiply
    14,227.56x = 21,335.87 × 9,831.69
  4. Step 4: Simplify right side
    14,227.56x = 209,767,684.30
  5. Step 5: Solve for x
    x = 209,767,684.30/14,227.56
  6. Step 6: Final answer
    x = 14,743.76

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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.