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Finding the Fourth Proportional to 29,628.43, 44,445.01 and 9,907.09

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Solution

The fourth proportional to 29,628.43, 44,445.01 and 9,907.09 is: 14,861.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,628.43 : 44,445.01 = 9,907.09 : x
  2. Step 2: Convert to fraction form
    29,628.43/44,445.01 = 9,907.09/x
  3. Step 3: Cross multiply
    29,628.43x = 44,445.01 × 9,907.09
  4. Step 4: Simplify right side
    29,628.43x = 440,320,714.12
  5. Step 5: Solve for x
    x = 440,320,714.12/29,628.43
  6. Step 6: Final answer
    x = 14,861.43

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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.