Home / 34,704.27-47,891.91-18,788.72

Finding the Fourth Proportional to 34,704.27, 47,891.91 and 18,788.72

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Solution

The fourth proportional to 34,704.27, 47,891.91 and 18,788.72 is: 25,928.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,704.27 : 47,891.91 = 18,788.72 : x
  2. Step 2: Convert to fraction form
    34,704.27/47,891.91 = 18,788.72/x
  3. Step 3: Cross multiply
    34,704.27x = 47,891.91 × 18,788.72
  4. Step 4: Simplify right side
    34,704.27x = 899,827,353.85
  5. Step 5: Solve for x
    x = 899,827,353.85/34,704.27
  6. Step 6: Final answer
    x = 25,928.43

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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.