Home / 31,218.96-46,823.94-10,160.94

Finding the Fourth Proportional to 31,218.96, 46,823.94 and 10,160.94

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Solution

The fourth proportional to 31,218.96, 46,823.94 and 10,160.94 is: 15,239.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,218.96 : 46,823.94 = 10,160.94 : x
  2. Step 2: Convert to fraction form
    31,218.96/46,823.94 = 10,160.94/x
  3. Step 3: Cross multiply
    31,218.96x = 46,823.94 × 10,160.94
  4. Step 4: Simplify right side
    31,218.96x = 475,775,244.90
  5. Step 5: Solve for x
    x = 475,775,244.90/31,218.96
  6. Step 6: Final answer
    x = 15,239.95

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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.