Home / 33,265.40-49,898.10-21,455.60

Finding the Fourth Proportional to 33,265.40, 49,898.10 and 21,455.60

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Solution

The fourth proportional to 33,265.40, 49,898.10 and 21,455.60 is: 32,183.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,265.40 : 49,898.10 = 21,455.60 : x
  2. Step 2: Convert to fraction form
    33,265.40/49,898.10 = 21,455.60/x
  3. Step 3: Cross multiply
    33,265.40x = 49,898.10 × 21,455.60
  4. Step 4: Simplify right side
    33,265.40x = 1,070,593,674.36
  5. Step 5: Solve for x
    x = 1,070,593,674.36/33,265.40
  6. Step 6: Final answer
    x = 32,183.40

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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.