Home / 34,234.14-51,370.55-18,438.84

Finding the Fourth Proportional to 34,234.14, 51,370.55 and 18,438.84

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Solution

The fourth proportional to 34,234.14, 51,370.55 and 18,438.84 is: 27,668.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,234.14 : 51,370.55 = 18,438.84 : x
  2. Step 2: Convert to fraction form
    34,234.14/51,370.55 = 18,438.84/x
  3. Step 3: Cross multiply
    34,234.14x = 51,370.55 × 18,438.84
  4. Step 4: Simplify right side
    34,234.14x = 947,213,432.83
  5. Step 5: Solve for x
    x = 947,213,432.83/34,234.14
  6. Step 6: Final answer
    x = 27,668.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.