Home / 33,746.20-50,664.90-19,720.60

Finding the Fourth Proportional to 33,746.20, 50,664.90 and 19,720.60

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Solution

The fourth proportional to 33,746.20, 50,664.90 and 19,720.60 is: 29,607.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,746.20 : 50,664.90 = 19,720.60 : x
  2. Step 2: Convert to fraction form
    33,746.20/50,664.90 = 19,720.60/x
  3. Step 3: Cross multiply
    33,746.20x = 50,664.90 × 19,720.60
  4. Step 4: Simplify right side
    33,746.20x = 999,142,226.94
  5. Step 5: Solve for x
    x = 999,142,226.94/33,746.20
  6. Step 6: Final answer
    x = 29,607.55

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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.