Home / 19,436.10-26,794.44-16,439.82

Finding the Fourth Proportional to 19,436.10, 26,794.44 and 16,439.82

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Solution

The fourth proportional to 19,436.10, 26,794.44 and 16,439.82 is: 22,663.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,436.10 : 26,794.44 = 16,439.82 : x
  2. Step 2: Convert to fraction form
    19,436.10/26,794.44 = 16,439.82/x
  3. Step 3: Cross multiply
    19,436.10x = 26,794.44 × 16,439.82
  4. Step 4: Simplify right side
    19,436.10x = 440,495,770.60
  5. Step 5: Solve for x
    x = 440,495,770.60/19,436.10
  6. Step 6: Final answer
    x = 22,663.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.