Home / 47,667.80-65,778.60-26,446.64

Finding the Fourth Proportional to 47,667.80, 65,778.60 and 26,446.64

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Solution

The fourth proportional to 47,667.80, 65,778.60 and 26,446.64 is: 36,494.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,667.80 : 65,778.60 = 26,446.64 : x
  2. Step 2: Convert to fraction form
    47,667.80/65,778.60 = 26,446.64/x
  3. Step 3: Cross multiply
    47,667.80x = 65,778.60 × 26,446.64
  4. Step 4: Simplify right side
    47,667.80x = 1,739,622,953.90
  5. Step 5: Solve for x
    x = 1,739,622,953.90/47,667.80
  6. Step 6: Final answer
    x = 36,494.72

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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.