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Finding the Fourth Proportional to 50,640.93, 75,975.50 and 22,172.81

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Solution

The fourth proportional to 50,640.93, 75,975.50 and 22,172.81 is: 33,265.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,640.93 : 75,975.50 = 22,172.81 : x
  2. Step 2: Convert to fraction form
    50,640.93/75,975.50 = 22,172.81/x
  3. Step 3: Cross multiply
    50,640.93x = 75,975.50 × 22,172.81
  4. Step 4: Simplify right side
    50,640.93x = 1,684,590,001.71
  5. Step 5: Solve for x
    x = 1,684,590,001.71/50,640.93
  6. Step 6: Final answer
    x = 33,265.38

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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.