Home / 47,888.40-66,092.16-27,478.44

Finding the Fourth Proportional to 47,888.40, 66,092.16 and 27,478.44

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Solution

The fourth proportional to 47,888.40, 66,092.16 and 27,478.44 is: 37,923.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,888.40 : 66,092.16 = 27,478.44 : x
  2. Step 2: Convert to fraction form
    47,888.40/66,092.16 = 27,478.44/x
  3. Step 3: Cross multiply
    47,888.40x = 66,092.16 × 27,478.44
  4. Step 4: Simplify right side
    47,888.40x = 1,816,109,453.03
  5. Step 5: Solve for x
    x = 1,816,109,453.03/47,888.40
  6. Step 6: Final answer
    x = 37,923.79

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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.