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Finding the Fourth Proportional to 45,518.44, 68,277.66 and 17,797

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Solution

The fourth proportional to 45,518.44, 68,277.66 and 17,797 is: 26,695.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,518.44 : 68,277.66 = 17,797 : x
  2. Step 2: Convert to fraction form
    45,518.44/68,277.66 = 17,797/x
  3. Step 3: Cross multiply
    45,518.44x = 68,277.66 × 17,797
  4. Step 4: Simplify right side
    45,518.44x = 1,215,137,515.02
  5. Step 5: Solve for x
    x = 1,215,137,515.02/45,518.44
  6. Step 6: Final answer
    x = 26,695.50

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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.