Home / 34,541.09-51,811.62-12,353.12

Finding the Fourth Proportional to 34,541.09, 51,811.62 and 12,353.12

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Solution

The fourth proportional to 34,541.09, 51,811.62 and 12,353.12 is: 18,529.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,541.09 : 51,811.62 = 12,353.12 : x
  2. Step 2: Convert to fraction form
    34,541.09/51,811.62 = 12,353.12/x
  3. Step 3: Cross multiply
    34,541.09x = 51,811.62 × 12,353.12
  4. Step 4: Simplify right side
    34,541.09x = 640,034,900.20
  5. Step 5: Solve for x
    x = 640,034,900.20/34,541.09
  6. Step 6: Final answer
    x = 18,529.67

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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.