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Finding the Fourth Proportional to 14,752.63, 22,137.05 and 6,961.24

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Solution

The fourth proportional to 14,752.63, 22,137.05 and 6,961.24 is: 10,445.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,752.63 : 22,137.05 = 6,961.24 : x
  2. Step 2: Convert to fraction form
    14,752.63/22,137.05 = 6,961.24/x
  3. Step 3: Cross multiply
    14,752.63x = 22,137.05 × 6,961.24
  4. Step 4: Simplify right side
    14,752.63x = 154,101,323.86
  5. Step 5: Solve for x
    x = 154,101,323.86/14,752.63
  6. Step 6: Final answer
    x = 10,445.68

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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.