Home / 31,153.41-46,735.59-13,394.97

Finding the Fourth Proportional to 31,153.41, 46,735.59 and 13,394.97

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Solution

The fourth proportional to 31,153.41, 46,735.59 and 13,394.97 is: 20,094.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,153.41 : 46,735.59 = 13,394.97 : x
  2. Step 2: Convert to fraction form
    31,153.41/46,735.59 = 13,394.97/x
  3. Step 3: Cross multiply
    31,153.41x = 46,735.59 × 13,394.97
  4. Step 4: Simplify right side
    31,153.41x = 626,021,825.98
  5. Step 5: Solve for x
    x = 626,021,825.98/31,153.41
  6. Step 6: Final answer
    x = 20,094.81

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1.5x scale

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.