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Finding the Fourth Proportional to 50,405.50, 75,608.25 and 17,573.50

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Solution

The fourth proportional to 50,405.50, 75,608.25 and 17,573.50 is: 26,360.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,405.50 : 75,608.25 = 17,573.50 : x
  2. Step 2: Convert to fraction form
    50,405.50/75,608.25 = 17,573.50/x
  3. Step 3: Cross multiply
    50,405.50x = 75,608.25 × 17,573.50
  4. Step 4: Simplify right side
    50,405.50x = 1,328,701,581.38
  5. Step 5: Solve for x
    x = 1,328,701,581.38/50,405.50
  6. Step 6: Final answer
    x = 26,360.25

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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.