Home / 33,021.10-49,529.91-10,831.56

Finding the Fourth Proportional to 33,021.10, 49,529.91 and 10,831.56

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Solution

The fourth proportional to 33,021.10, 49,529.91 and 10,831.56 is: 16,246.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,021.10 : 49,529.91 = 10,831.56 : x
  2. Step 2: Convert to fraction form
    33,021.10/49,529.91 = 10,831.56/x
  3. Step 3: Cross multiply
    33,021.10x = 49,529.91 × 10,831.56
  4. Step 4: Simplify right side
    33,021.10x = 536,486,191.96
  5. Step 5: Solve for x
    x = 536,486,191.96/33,021.10
  6. Step 6: Final answer
    x = 16,246.77

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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.