Home / 44,428.70-66,643.49-11,148.91

Finding the Fourth Proportional to 44,428.70, 66,643.49 and 11,148.91

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Solution

The fourth proportional to 44,428.70, 66,643.49 and 11,148.91 is: 16,723.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,428.70 : 66,643.49 = 11,148.91 : x
  2. Step 2: Convert to fraction form
    44,428.70/66,643.49 = 11,148.91/x
  3. Step 3: Cross multiply
    44,428.70x = 66,643.49 × 11,148.91
  4. Step 4: Simplify right side
    44,428.70x = 743,002,133.36
  5. Step 5: Solve for x
    x = 743,002,133.36/44,428.70
  6. Step 6: Final answer
    x = 16,723.47

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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.