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Finding the Fourth Proportional to 50,655.63, 75,984.98 and 17,375.21

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Solution

The fourth proportional to 50,655.63, 75,984.98 and 17,375.21 is: 26,063.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,655.63 : 75,984.98 = 17,375.21 : x
  2. Step 2: Convert to fraction form
    50,655.63/75,984.98 = 17,375.21/x
  3. Step 3: Cross multiply
    50,655.63x = 75,984.98 × 17,375.21
  4. Step 4: Simplify right side
    50,655.63x = 1,320,255,128.43
  5. Step 5: Solve for x
    x = 1,320,255,128.43/50,655.63
  6. Step 6: Final answer
    x = 26,063.35

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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.