Home / 44,491.64-66,756.06-19,518.80

Finding the Fourth Proportional to 44,491.64, 66,756.06 and 19,518.80

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Solution

The fourth proportional to 44,491.64, 66,756.06 and 19,518.80 is: 29,286.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,491.64 : 66,756.06 = 19,518.80 : x
  2. Step 2: Convert to fraction form
    44,491.64/66,756.06 = 19,518.80/x
  3. Step 3: Cross multiply
    44,491.64x = 66,756.06 × 19,518.80
  4. Step 4: Simplify right side
    44,491.64x = 1,302,998,183.93
  5. Step 5: Solve for x
    x = 1,302,998,183.93/44,491.64
  6. Step 6: Final answer
    x = 29,286.36

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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.