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Finding the Fourth Proportional to 17,924.70, 26,883.45 and 8,564.70

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Solution

The fourth proportional to 17,924.70, 26,883.45 and 8,564.70 is: 12,845.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,924.70 : 26,883.45 = 8,564.70 : x
  2. Step 2: Convert to fraction form
    17,924.70/26,883.45 = 8,564.70/x
  3. Step 3: Cross multiply
    17,924.70x = 26,883.45 × 8,564.70
  4. Step 4: Simplify right side
    17,924.70x = 230,248,684.22
  5. Step 5: Solve for x
    x = 230,248,684.22/17,924.70
  6. Step 6: Final answer
    x = 12,845.33

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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.