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Finding the Fourth Proportional to 33,942.08, 50,920.48 and 14,210.48

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Solution

The fourth proportional to 33,942.08, 50,920.48 and 14,210.48 is: 21,318.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,942.08 : 50,920.48 = 14,210.48 : x
  2. Step 2: Convert to fraction form
    33,942.08/50,920.48 = 14,210.48/x
  3. Step 3: Cross multiply
    33,942.08x = 50,920.48 × 14,210.48
  4. Step 4: Simplify right side
    33,942.08x = 723,604,462.63
  5. Step 5: Solve for x
    x = 723,604,462.63/33,942.08
  6. Step 6: Final answer
    x = 21,318.80

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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.