Home / 12,334.38-18,499.76-4,541.38

Finding the Fourth Proportional to 12,334.38, 18,499.76 and 4,541.38

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Solution

The fourth proportional to 12,334.38, 18,499.76 and 4,541.38 is: 6,811.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,334.38 : 18,499.76 = 4,541.38 : x
  2. Step 2: Convert to fraction form
    12,334.38/18,499.76 = 4,541.38/x
  3. Step 3: Cross multiply
    12,334.38x = 18,499.76 × 4,541.38
  4. Step 4: Simplify right side
    12,334.38x = 84,014,440.07
  5. Step 5: Solve for x
    x = 84,014,440.07/12,334.38
  6. Step 6: Final answer
    x = 6,811.40

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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.