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Finding the Fourth Proportional to 17,714.96, 26,588.82 and 8,955.98

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Solution

The fourth proportional to 17,714.96, 26,588.82 and 8,955.98 is: 13,442.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,714.96 : 26,588.82 = 8,955.98 : x
  2. Step 2: Convert to fraction form
    17,714.96/26,588.82 = 8,955.98/x
  3. Step 3: Cross multiply
    17,714.96x = 26,588.82 × 8,955.98
  4. Step 4: Simplify right side
    17,714.96x = 238,128,940.14
  5. Step 5: Solve for x
    x = 238,128,940.14/17,714.96
  6. Step 6: Final answer
    x = 13,442.25

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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.