Home / 14,945.81-22,407.78-5,082.44

Finding the Fourth Proportional to 14,945.81, 22,407.78 and 5,082.44

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Solution

The fourth proportional to 14,945.81, 22,407.78 and 5,082.44 is: 7,619.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,945.81 : 22,407.78 = 5,082.44 : x
  2. Step 2: Convert to fraction form
    14,945.81/22,407.78 = 5,082.44/x
  3. Step 3: Cross multiply
    14,945.81x = 22,407.78 × 5,082.44
  4. Step 4: Simplify right side
    14,945.81x = 113,886,197.38
  5. Step 5: Solve for x
    x = 113,886,197.38/14,945.81
  6. Step 6: Final answer
    x = 7,619.94

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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.