Home / 21,484.98-32,227.07-8,831.97

Finding the Fourth Proportional to 21,484.98, 32,227.07 and 8,831.97

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Solution

The fourth proportional to 21,484.98, 32,227.07 and 8,831.97 is: 13,247.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,484.98 : 32,227.07 = 8,831.97 : x
  2. Step 2: Convert to fraction form
    21,484.98/32,227.07 = 8,831.97/x
  3. Step 3: Cross multiply
    21,484.98x = 32,227.07 × 8,831.97
  4. Step 4: Simplify right side
    21,484.98x = 284,628,471.27
  5. Step 5: Solve for x
    x = 284,628,471.27/21,484.98
  6. Step 6: Final answer
    x = 13,247.79

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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.