Home / 33,270-45,896.64-22,518.60

Finding the Fourth Proportional to 33,270, 45,896.64 and 22,518.60

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Solution

The fourth proportional to 33,270, 45,896.64 and 22,518.60 is: 31,064.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,270 : 45,896.64 = 22,518.60 : x
  2. Step 2: Convert to fraction form
    33,270/45,896.64 = 22,518.60/x
  3. Step 3: Cross multiply
    33,270x = 45,896.64 × 22,518.60
  4. Step 4: Simplify right side
    33,270x = 1,033,528,077.50
  5. Step 5: Solve for x
    x = 1,033,528,077.50/33,270
  6. Step 6: Final answer
    x = 31,064.87

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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.