Home / 47,618.12-65,696.06-27,480.09

Finding the Fourth Proportional to 47,618.12, 65,696.06 and 27,480.09

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Solution

The fourth proportional to 47,618.12, 65,696.06 and 27,480.09 is: 37,912.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,618.12 : 65,696.06 = 27,480.09 : x
  2. Step 2: Convert to fraction form
    47,618.12/65,696.06 = 27,480.09/x
  3. Step 3: Cross multiply
    47,618.12x = 65,696.06 × 27,480.09
  4. Step 4: Simplify right side
    47,618.12x = 1,805,333,504.04
  5. Step 5: Solve for x
    x = 1,805,333,504.04/47,618.12
  6. Step 6: Final answer
    x = 37,912.75

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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.