Home / 47,634.23-65,764.92-30,667.85

Finding the Fourth Proportional to 47,634.23, 65,764.92 and 30,667.85

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Solution

The fourth proportional to 47,634.23, 65,764.92 and 30,667.85 is: 42,340.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,634.23 : 65,764.92 = 30,667.85 : x
  2. Step 2: Convert to fraction form
    47,634.23/65,764.92 = 30,667.85/x
  3. Step 3: Cross multiply
    47,634.23x = 65,764.92 × 30,667.85
  4. Step 4: Simplify right side
    47,634.23x = 2,016,868,373.00
  5. Step 5: Solve for x
    x = 2,016,868,373.00/47,634.23
  6. Step 6: Final answer
    x = 42,340.74

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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.