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Finding the Fourth Proportional to 29,889.56, 44,811.24 and 15,090.86

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Solution

The fourth proportional to 29,889.56, 44,811.24 and 15,090.86 is: 22,624.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,889.56 : 44,811.24 = 15,090.86 : x
  2. Step 2: Convert to fraction form
    29,889.56/44,811.24 = 15,090.86/x
  3. Step 3: Cross multiply
    29,889.56x = 44,811.24 × 15,090.86
  4. Step 4: Simplify right side
    29,889.56x = 676,240,149.27
  5. Step 5: Solve for x
    x = 676,240,149.27/29,889.56
  6. Step 6: Final answer
    x = 22,624.63

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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.