Home / 18,148.23-27,074.97-17,167.32

Finding the Fourth Proportional to 18,148.23, 27,074.97 and 17,167.32

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Solution

The fourth proportional to 18,148.23, 27,074.97 and 17,167.32 is: 25,611.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148.23 : 27,074.97 = 17,167.32 : x
  2. Step 2: Convert to fraction form
    18,148.23/27,074.97 = 17,167.32/x
  3. Step 3: Cross multiply
    18,148.23x = 27,074.97 × 17,167.32
  4. Step 4: Simplify right side
    18,148.23x = 464,804,673.98
  5. Step 5: Solve for x
    x = 464,804,673.98/18,148.23
  6. Step 6: Final answer
    x = 25,611.57

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.