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Finding the Fourth Proportional to 33,700.85, 50,511.06 and 15,664.71

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Solution

The fourth proportional to 33,700.85, 50,511.06 and 15,664.71 is: 23,478.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,700.85 : 50,511.06 = 15,664.71 : x
  2. Step 2: Convert to fraction form
    33,700.85/50,511.06 = 15,664.71/x
  3. Step 3: Cross multiply
    33,700.85x = 50,511.06 × 15,664.71
  4. Step 4: Simplify right side
    33,700.85x = 791,241,019.58
  5. Step 5: Solve for x
    x = 791,241,019.58/33,700.85
  6. Step 6: Final answer
    x = 23,478.37

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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.