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Finding the Fourth Proportional to 14,662.94, 21,988.92 and 5,894.88

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Solution

The fourth proportional to 14,662.94, 21,988.92 and 5,894.88 is: 8,840.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,662.94 : 21,988.92 = 5,894.88 : x
  2. Step 2: Convert to fraction form
    14,662.94/21,988.92 = 5,894.88/x
  3. Step 3: Cross multiply
    14,662.94x = 21,988.92 × 5,894.88
  4. Step 4: Simplify right side
    14,662.94x = 129,622,044.73
  5. Step 5: Solve for x
    x = 129,622,044.73/14,662.94
  6. Step 6: Final answer
    x = 8,840.11

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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.