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Finding the Fourth Proportional to 12,095.26, 16,697.10 and 8,068.79

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Solution

The fourth proportional to 12,095.26, 16,697.10 and 8,068.79 is: 11,138.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,095.26 : 16,697.10 = 8,068.79 : x
  2. Step 2: Convert to fraction form
    12,095.26/16,697.10 = 8,068.79/x
  3. Step 3: Cross multiply
    12,095.26x = 16,697.10 × 8,068.79
  4. Step 4: Simplify right side
    12,095.26x = 134,725,393.51
  5. Step 5: Solve for x
    x = 134,725,393.51/12,095.26
  6. Step 6: Final answer
    x = 11,138.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.