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Finding the Fourth Proportional to 44,509.71, 66,762.82 and 11,229.36

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Solution

The fourth proportional to 44,509.71, 66,762.82 and 11,229.36 is: 16,843.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,509.71 : 66,762.82 = 11,229.36 : x
  2. Step 2: Convert to fraction form
    44,509.71/66,762.82 = 11,229.36/x
  3. Step 3: Cross multiply
    44,509.71x = 66,762.82 × 11,229.36
  4. Step 4: Simplify right side
    44,509.71x = 749,703,350.43
  5. Step 5: Solve for x
    x = 749,703,350.43/44,509.71
  6. Step 6: Final answer
    x = 16,843.59

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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.