Home / 16,866.86-25,266.45-15,488.96

Finding the Fourth Proportional to 16,866.86, 25,266.45 and 15,488.96

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Solution

The fourth proportional to 16,866.86, 25,266.45 and 15,488.96 is: 23,202.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,866.86 : 25,266.45 = 15,488.96 : x
  2. Step 2: Convert to fraction form
    16,866.86/25,266.45 = 15,488.96/x
  3. Step 3: Cross multiply
    16,866.86x = 25,266.45 × 15,488.96
  4. Step 4: Simplify right side
    16,866.86x = 391,351,033.39
  5. Step 5: Solve for x
    x = 391,351,033.39/16,866.86
  6. Step 6: Final answer
    x = 23,202.36

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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.