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Finding the Fourth Proportional to 17,396.10, 26,070.54 and 8,015.46

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Solution

The fourth proportional to 17,396.10, 26,070.54 and 8,015.46 is: 12,012.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,396.10 : 26,070.54 = 8,015.46 : x
  2. Step 2: Convert to fraction form
    17,396.10/26,070.54 = 8,015.46/x
  3. Step 3: Cross multiply
    17,396.10x = 26,070.54 × 8,015.46
  4. Step 4: Simplify right side
    17,396.10x = 208,967,370.55
  5. Step 5: Solve for x
    x = 208,967,370.55/17,396.10
  6. Step 6: Final answer
    x = 12,012.31

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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.