Home / 31,754.23-43,824.44-18,329.09

Finding the Fourth Proportional to 31,754.23, 43,824.44 and 18,329.09

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Solution

The fourth proportional to 31,754.23, 43,824.44 and 18,329.09 is: 25,296.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,754.23 : 43,824.44 = 18,329.09 : x
  2. Step 2: Convert to fraction form
    31,754.23/43,824.44 = 18,329.09/x
  3. Step 3: Cross multiply
    31,754.23x = 43,824.44 × 18,329.09
  4. Step 4: Simplify right side
    31,754.23x = 803,261,931.66
  5. Step 5: Solve for x
    x = 803,261,931.66/31,754.23
  6. Step 6: Final answer
    x = 25,296.22

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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.