Home / 47,876.23-66,077.21-27,745.36

Finding the Fourth Proportional to 47,876.23, 66,077.21 and 27,745.36

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Solution

The fourth proportional to 47,876.23, 66,077.21 and 27,745.36 is: 38,293.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,876.23 : 66,077.21 = 27,745.36 : x
  2. Step 2: Convert to fraction form
    47,876.23/66,077.21 = 27,745.36/x
  3. Step 3: Cross multiply
    47,876.23x = 66,077.21 × 27,745.36
  4. Step 4: Simplify right side
    47,876.23x = 1,833,335,979.25
  5. Step 5: Solve for x
    x = 1,833,335,979.25/47,876.23
  6. Step 6: Final answer
    x = 38,293.24

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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.