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Finding the Fourth Proportional to 47,671.42, 65,749.37 and 33,326.52

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Solution

The fourth proportional to 47,671.42, 65,749.37 and 33,326.52 is: 45,964.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,671.42 : 65,749.37 = 33,326.52 : x
  2. Step 2: Convert to fraction form
    47,671.42/65,749.37 = 33,326.52/x
  3. Step 3: Cross multiply
    47,671.42x = 65,749.37 × 33,326.52
  4. Step 4: Simplify right side
    47,671.42x = 2,191,197,527.66
  5. Step 5: Solve for x
    x = 2,191,197,527.66/47,671.42
  6. Step 6: Final answer
    x = 45,964.60

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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.