Home / 33,276.60-49,922.10-9,905.40

Finding the Fourth Proportional to 33,276.60, 49,922.10 and 9,905.40

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Solution

The fourth proportional to 33,276.60, 49,922.10 and 9,905.40 is: 14,860.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,276.60 : 49,922.10 = 9,905.40 : x
  2. Step 2: Convert to fraction form
    33,276.60/49,922.10 = 9,905.40/x
  3. Step 3: Cross multiply
    33,276.60x = 49,922.10 × 9,905.40
  4. Step 4: Simplify right side
    33,276.60x = 494,498,369.34
  5. Step 5: Solve for x
    x = 494,498,369.34/33,276.60
  6. Step 6: Final answer
    x = 14,860.24

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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.