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Finding the Fourth Proportional to 29,509.44, 44,256.60 and 8,728.08

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Solution

The fourth proportional to 29,509.44, 44,256.60 and 8,728.08 is: 13,089.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,509.44 : 44,256.60 = 8,728.08 : x
  2. Step 2: Convert to fraction form
    29,509.44/44,256.60 = 8,728.08/x
  3. Step 3: Cross multiply
    29,509.44x = 44,256.60 × 8,728.08
  4. Step 4: Simplify right side
    29,509.44x = 386,275,145.33
  5. Step 5: Solve for x
    x = 386,275,145.33/29,509.44
  6. Step 6: Final answer
    x = 13,089.88

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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.