Home / 34,609.27-47,760.79-18,693.72

Finding the Fourth Proportional to 34,609.27, 47,760.79 and 18,693.72

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Solution

The fourth proportional to 34,609.27, 47,760.79 and 18,693.72 is: 25,797.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,609.27 : 47,760.79 = 18,693.72 : x
  2. Step 2: Convert to fraction form
    34,609.27/47,760.79 = 18,693.72/x
  3. Step 3: Cross multiply
    34,609.27x = 47,760.79 × 18,693.72
  4. Step 4: Simplify right side
    34,609.27x = 892,826,722.81
  5. Step 5: Solve for x
    x = 892,826,722.81/34,609.27
  6. Step 6: Final answer
    x = 25,797.33

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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.