Home / 33,219.64-49,820.96-9,840.62

Finding the Fourth Proportional to 33,219.64, 49,820.96 and 9,840.62

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Solution

The fourth proportional to 33,219.64, 49,820.96 and 9,840.62 is: 14,758.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,219.64 : 49,820.96 = 9,840.62 : x
  2. Step 2: Convert to fraction form
    33,219.64/49,820.96 = 9,840.62/x
  3. Step 3: Cross multiply
    33,219.64x = 49,820.96 × 9,840.62
  4. Step 4: Simplify right side
    33,219.64x = 490,269,135.40
  5. Step 5: Solve for x
    x = 490,269,135.40/33,219.64
  6. Step 6: Final answer
    x = 14,758.41

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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.