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Finding the Fourth Proportional to 47,662.44, 65,746.84 and 29,726.30

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Solution

The fourth proportional to 47,662.44, 65,746.84 and 29,726.30 is: 41,005.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,662.44 : 65,746.84 = 29,726.30 : x
  2. Step 2: Convert to fraction form
    47,662.44/65,746.84 = 29,726.30/x
  3. Step 3: Cross multiply
    47,662.44x = 65,746.84 × 29,726.30
  4. Step 4: Simplify right side
    47,662.44x = 1,954,410,289.89
  5. Step 5: Solve for x
    x = 1,954,410,289.89/47,662.44
  6. Step 6: Final answer
    x = 41,005.25

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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.