Home / 13,082.08-19,620.38-4,314.94

Finding the Fourth Proportional to 13,082.08, 19,620.38 and 4,314.94

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Solution

The fourth proportional to 13,082.08, 19,620.38 and 4,314.94 is: 6,471.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,082.08 : 19,620.38 = 4,314.94 : x
  2. Step 2: Convert to fraction form
    13,082.08/19,620.38 = 4,314.94/x
  3. Step 3: Cross multiply
    13,082.08x = 19,620.38 × 4,314.94
  4. Step 4: Simplify right side
    13,082.08x = 84,660,773.52
  5. Step 5: Solve for x
    x = 84,660,773.52/13,082.08
  6. Step 6: Final answer
    x = 6,471.51

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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.