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Finding the Fourth Proportional to 17,370.79, 26,063.96 and 8,005.79

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Solution

The fourth proportional to 17,370.79, 26,063.96 and 8,005.79 is: 12,012.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,370.79 : 26,063.96 = 8,005.79 : x
  2. Step 2: Convert to fraction form
    17,370.79/26,063.96 = 8,005.79/x
  3. Step 3: Cross multiply
    17,370.79x = 26,063.96 × 8,005.79
  4. Step 4: Simplify right side
    17,370.79x = 208,662,675.50
  5. Step 5: Solve for x
    x = 208,662,675.50/17,370.79
  6. Step 6: Final answer
    x = 12,012.27

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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.