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Finding the Fourth Proportional to 46,082.80, 69,106.92 and 19,774

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Solution

The fourth proportional to 46,082.80, 69,106.92 and 19,774 is: 29,653.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,082.80 : 69,106.92 = 19,774 : x
  2. Step 2: Convert to fraction form
    46,082.80/69,106.92 = 19,774/x
  3. Step 3: Cross multiply
    46,082.80x = 69,106.92 × 19,774
  4. Step 4: Simplify right side
    46,082.80x = 1,366,520,236.08
  5. Step 5: Solve for x
    x = 1,366,520,236.08/46,082.80
  6. Step 6: Final answer
    x = 29,653.59

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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.