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Finding the Fourth Proportional to 33,615.98, 50,400.62 and 14,885.81

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Solution

The fourth proportional to 33,615.98, 50,400.62 and 14,885.81 is: 22,318.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,615.98 : 50,400.62 = 14,885.81 : x
  2. Step 2: Convert to fraction form
    33,615.98/50,400.62 = 14,885.81/x
  3. Step 3: Cross multiply
    33,615.98x = 50,400.62 × 14,885.81
  4. Step 4: Simplify right side
    33,615.98x = 750,254,053.20
  5. Step 5: Solve for x
    x = 750,254,053.20/33,615.98
  6. Step 6: Final answer
    x = 22,318.38

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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.