Home / 33,820.60-50,738.10-10,449.40

Finding the Fourth Proportional to 33,820.60, 50,738.10 and 10,449.40

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Solution

The fourth proportional to 33,820.60, 50,738.10 and 10,449.40 is: 15,676.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,820.60 : 50,738.10 = 10,449.40 : x
  2. Step 2: Convert to fraction form
    33,820.60/50,738.10 = 10,449.40/x
  3. Step 3: Cross multiply
    33,820.60x = 50,738.10 × 10,449.40
  4. Step 4: Simplify right side
    33,820.60x = 530,182,702.14
  5. Step 5: Solve for x
    x = 530,182,702.14/33,820.60
  6. Step 6: Final answer
    x = 15,676.32

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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.