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Finding the Fourth Proportional to 17,044.74, 25,530.18 and 8,261.28

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Solution

The fourth proportional to 17,044.74, 25,530.18 and 8,261.28 is: 12,374.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,044.74 : 25,530.18 = 8,261.28 : x
  2. Step 2: Convert to fraction form
    17,044.74/25,530.18 = 8,261.28/x
  3. Step 3: Cross multiply
    17,044.74x = 25,530.18 × 8,261.28
  4. Step 4: Simplify right side
    17,044.74x = 210,911,965.43
  5. Step 5: Solve for x
    x = 210,911,965.43/17,044.74
  6. Step 6: Final answer
    x = 12,374.02

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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.