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Finding the Fourth Proportional to 29,127, 43,697.79 and 8,350.50

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Solution

The fourth proportional to 29,127, 43,697.79 and 8,350.50 is: 12,527.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,127 : 43,697.79 = 8,350.50 : x
  2. Step 2: Convert to fraction form
    29,127/43,697.79 = 8,350.50/x
  3. Step 3: Cross multiply
    29,127x = 43,697.79 × 8,350.50
  4. Step 4: Simplify right side
    29,127x = 364,898,395.40
  5. Step 5: Solve for x
    x = 364,898,395.40/29,127
  6. Step 6: Final answer
    x = 12,527.84

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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.