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Finding the Fourth Proportional to 16,168.98, 22,312.94 and 9,095.38

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Solution

The fourth proportional to 16,168.98, 22,312.94 and 9,095.38 is: 12,551.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,168.98 : 22,312.94 = 9,095.38 : x
  2. Step 2: Convert to fraction form
    16,168.98/22,312.94 = 9,095.38/x
  3. Step 3: Cross multiply
    16,168.98x = 22,312.94 × 9,095.38
  4. Step 4: Simplify right side
    16,168.98x = 202,944,668.22
  5. Step 5: Solve for x
    x = 202,944,668.22/16,168.98
  6. Step 6: Final answer
    x = 12,551.48

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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.