Home / 33,033.40-49,477.20-21,223.60

Finding the Fourth Proportional to 33,033.40, 49,477.20 and 21,223.60

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Solution

The fourth proportional to 33,033.40, 49,477.20 and 21,223.60 is: 31,788.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,033.40 : 49,477.20 = 21,223.60 : x
  2. Step 2: Convert to fraction form
    33,033.40/49,477.20 = 21,223.60/x
  3. Step 3: Cross multiply
    33,033.40x = 49,477.20 × 21,223.60
  4. Step 4: Simplify right side
    33,033.40x = 1,050,084,301.92
  5. Step 5: Solve for x
    x = 1,050,084,301.92/33,033.40
  6. Step 6: Final answer
    x = 31,788.56

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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.