Home / 53,082.38-79,635.87-18,022.03

Finding the Fourth Proportional to 53,082.38, 79,635.87 and 18,022.03

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Solution

The fourth proportional to 53,082.38, 79,635.87 and 18,022.03 is: 27,037.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,082.38 : 79,635.87 = 18,022.03 : x
  2. Step 2: Convert to fraction form
    53,082.38/79,635.87 = 18,022.03/x
  3. Step 3: Cross multiply
    53,082.38x = 79,635.87 × 18,022.03
  4. Step 4: Simplify right side
    53,082.38x = 1,435,200,038.22
  5. Step 5: Solve for x
    x = 1,435,200,038.22/53,082.38
  6. Step 6: Final answer
    x = 27,037.22

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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.