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Finding the Fourth Proportional to 41,674.40, 62,511 and 10,509.44

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Solution

The fourth proportional to 41,674.40, 62,511 and 10,509.44 is: 15,764.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,674.40 : 62,511 = 10,509.44 : x
  2. Step 2: Convert to fraction form
    41,674.40/62,511 = 10,509.44/x
  3. Step 3: Cross multiply
    41,674.40x = 62,511 × 10,509.44
  4. Step 4: Simplify right side
    41,674.40x = 656,955,603.84
  5. Step 5: Solve for x
    x = 656,955,603.84/41,674.40
  6. Step 6: Final answer
    x = 15,764.01

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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.