Home / 31,696.21-43,741.34-17,356.07

Finding the Fourth Proportional to 31,696.21, 43,741.34 and 17,356.07

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Solution

The fourth proportional to 31,696.21, 43,741.34 and 17,356.07 is: 23,951.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,696.21 : 43,741.34 = 17,356.07 : x
  2. Step 2: Convert to fraction form
    31,696.21/43,741.34 = 17,356.07/x
  3. Step 3: Cross multiply
    31,696.21x = 43,741.34 × 17,356.07
  4. Step 4: Simplify right side
    31,696.21x = 759,177,846.59
  5. Step 5: Solve for x
    x = 759,177,846.59/31,696.21
  6. Step 6: Final answer
    x = 23,951.69

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1.5x scale

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.