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Finding the Fourth Proportional to 50,967.68, 76,373.58 and 21,369.38

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Solution

The fourth proportional to 50,967.68, 76,373.58 and 21,369.38 is: 32,021.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,967.68 : 76,373.58 = 21,369.38 : x
  2. Step 2: Convert to fraction form
    50,967.68/76,373.58 = 21,369.38/x
  3. Step 3: Cross multiply
    50,967.68x = 76,373.58 × 21,369.38
  4. Step 4: Simplify right side
    50,967.68x = 1,632,056,052.98
  5. Step 5: Solve for x
    x = 1,632,056,052.98/50,967.68
  6. Step 6: Final answer
    x = 32,021.39

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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.