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Finding the Fourth Proportional to 44,889.75, 67,334.63 and 17,187.75

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Solution

The fourth proportional to 44,889.75, 67,334.63 and 17,187.75 is: 25,781.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,889.75 : 67,334.63 = 17,187.75 : x
  2. Step 2: Convert to fraction form
    44,889.75/67,334.63 = 17,187.75/x
  3. Step 3: Cross multiply
    44,889.75x = 67,334.63 × 17,187.75
  4. Step 4: Simplify right side
    44,889.75x = 1,157,330,700.84
  5. Step 5: Solve for x
    x = 1,157,330,700.84/44,889.75
  6. Step 6: Final answer
    x = 25,781.63

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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.