Home / 33,639.20-50,461.20-10,265.60

Finding the Fourth Proportional to 33,639.20, 50,461.20 and 10,265.60

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Solution

The fourth proportional to 33,639.20, 50,461.20 and 10,265.60 is: 15,399.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,639.20 : 50,461.20 = 10,265.60 : x
  2. Step 2: Convert to fraction form
    33,639.20/50,461.20 = 10,265.60/x
  3. Step 3: Cross multiply
    33,639.20x = 50,461.20 × 10,265.60
  4. Step 4: Simplify right side
    33,639.20x = 518,014,494.72
  5. Step 5: Solve for x
    x = 518,014,494.72/33,639.20
  6. Step 6: Final answer
    x = 15,399.13

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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.