Home / 31,163.86-46,717.98-11,437.84

Finding the Fourth Proportional to 31,163.86, 46,717.98 and 11,437.84

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Solution

The fourth proportional to 31,163.86, 46,717.98 and 11,437.84 is: 17,146.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,163.86 : 46,717.98 = 11,437.84 : x
  2. Step 2: Convert to fraction form
    31,163.86/46,717.98 = 11,437.84/x
  3. Step 3: Cross multiply
    31,163.86x = 46,717.98 × 11,437.84
  4. Step 4: Simplify right side
    31,163.86x = 534,352,780.36
  5. Step 5: Solve for x
    x = 534,352,780.36/31,163.86
  6. Step 6: Final answer
    x = 17,146.55

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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.