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Finding the Fourth Proportional to 14,906.74, 22,369.34 and 8,669.70

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Solution

The fourth proportional to 14,906.74, 22,369.34 and 8,669.70 is: 13,009.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,906.74 : 22,369.34 = 8,669.70 : x
  2. Step 2: Convert to fraction form
    14,906.74/22,369.34 = 8,669.70/x
  3. Step 3: Cross multiply
    14,906.74x = 22,369.34 × 8,669.70
  4. Step 4: Simplify right side
    14,906.74x = 193,935,467.00
  5. Step 5: Solve for x
    x = 193,935,467.00/14,906.74
  6. Step 6: Final answer
    x = 13,009.92

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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.