Home / 34,189.14-51,252.50-11,990.41

Finding the Fourth Proportional to 34,189.14, 51,252.50 and 11,990.41

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Solution

The fourth proportional to 34,189.14, 51,252.50 and 11,990.41 is: 17,974.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,189.14 : 51,252.50 = 11,990.41 : x
  2. Step 2: Convert to fraction form
    34,189.14/51,252.50 = 11,990.41/x
  3. Step 3: Cross multiply
    34,189.14x = 51,252.50 × 11,990.41
  4. Step 4: Simplify right side
    34,189.14x = 614,538,488.53
  5. Step 5: Solve for x
    x = 614,538,488.53/34,189.14
  6. Step 6: Final answer
    x = 17,974.67

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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.