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Finding the Fourth Proportional to 14,682.36, 22,006.94 and 7,291.92

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Solution

The fourth proportional to 14,682.36, 22,006.94 and 7,291.92 is: 10,929.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,682.36 : 22,006.94 = 7,291.92 : x
  2. Step 2: Convert to fraction form
    14,682.36/22,006.94 = 7,291.92/x
  3. Step 3: Cross multiply
    14,682.36x = 22,006.94 × 7,291.92
  4. Step 4: Simplify right side
    14,682.36x = 160,472,845.92
  5. Step 5: Solve for x
    x = 160,472,845.92/14,682.36
  6. Step 6: Final answer
    x = 10,929.64

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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.