Home / 31,841.51-43,940.41-17,693.99

Finding the Fourth Proportional to 31,841.51, 43,940.41 and 17,693.99

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Solution

The fourth proportional to 31,841.51, 43,940.41 and 17,693.99 is: 24,417.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,841.51 : 43,940.41 = 17,693.99 : x
  2. Step 2: Convert to fraction form
    31,841.51/43,940.41 = 17,693.99/x
  3. Step 3: Cross multiply
    31,841.51x = 43,940.41 × 17,693.99
  4. Step 4: Simplify right side
    31,841.51x = 777,481,175.14
  5. Step 5: Solve for x
    x = 777,481,175.14/31,841.51
  6. Step 6: Final answer
    x = 24,417.22

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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.