Home / 31,610.94-43,624.34-18,182.18

Finding the Fourth Proportional to 31,610.94, 43,624.34 and 18,182.18

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Solution

The fourth proportional to 31,610.94, 43,624.34 and 18,182.18 is: 25,092.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,610.94 : 43,624.34 = 18,182.18 : x
  2. Step 2: Convert to fraction form
    31,610.94/43,624.34 = 18,182.18/x
  3. Step 3: Cross multiply
    31,610.94x = 43,624.34 × 18,182.18
  4. Step 4: Simplify right side
    31,610.94x = 793,185,602.26
  5. Step 5: Solve for x
    x = 793,185,602.26/31,610.94
  6. Step 6: Final answer
    x = 25,092.12

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Half scale
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Double scale
Find fourth proportional to 31,611.94, 43,625.72 and 18,183.18
Similar ratio
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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.