Home / 47,843.81-66,021.66-27,699.27

Finding the Fourth Proportional to 47,843.81, 66,021.66 and 27,699.27

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Solution

The fourth proportional to 47,843.81, 66,021.66 and 27,699.27 is: 38,223.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,843.81 : 66,021.66 = 27,699.27 : x
  2. Step 2: Convert to fraction form
    47,843.81/66,021.66 = 27,699.27/x
  3. Step 3: Cross multiply
    47,843.81x = 66,021.66 × 27,699.27
  4. Step 4: Simplify right side
    47,843.81x = 1,828,751,460.70
  5. Step 5: Solve for x
    x = 1,828,751,460.70/47,843.81
  6. Step 6: Final answer
    x = 38,223.36

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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.