Home / 33,020.87-49,529.52-10,831.32

Finding the Fourth Proportional to 33,020.87, 49,529.52 and 10,831.32

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Solution

The fourth proportional to 33,020.87, 49,529.52 and 10,831.32 is: 16,246.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,020.87 : 49,529.52 = 10,831.32 : x
  2. Step 2: Convert to fraction form
    33,020.87/49,529.52 = 10,831.32/x
  3. Step 3: Cross multiply
    33,020.87x = 49,529.52 × 10,831.32
  4. Step 4: Simplify right side
    33,020.87x = 536,470,080.57
  5. Step 5: Solve for x
    x = 536,470,080.57/33,020.87
  6. Step 6: Final answer
    x = 16,246.40

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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.