Home / 33,228.60-49,785.30-21,535.80

Finding the Fourth Proportional to 33,228.60, 49,785.30 and 21,535.80

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Solution

The fourth proportional to 33,228.60, 49,785.30 and 21,535.80 is: 32,266.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,228.60 : 49,785.30 = 21,535.80 : x
  2. Step 2: Convert to fraction form
    33,228.60/49,785.30 = 21,535.80/x
  3. Step 3: Cross multiply
    33,228.60x = 49,785.30 × 21,535.80
  4. Step 4: Simplify right side
    33,228.60x = 1,072,166,263.74
  5. Step 5: Solve for x
    x = 1,072,166,263.74/33,228.60
  6. Step 6: Final answer
    x = 32,266.37

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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.