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Finding the Fourth Proportional to 34,900.92, 52,267.78 and 19,082.20

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Solution

The fourth proportional to 34,900.92, 52,267.78 and 19,082.20 is: 28,577.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,900.92 : 52,267.78 = 19,082.20 : x
  2. Step 2: Convert to fraction form
    34,900.92/52,267.78 = 19,082.20/x
  3. Step 3: Cross multiply
    34,900.92x = 52,267.78 × 19,082.20
  4. Step 4: Simplify right side
    34,900.92x = 997,384,231.52
  5. Step 5: Solve for x
    x = 997,384,231.52/34,900.92
  6. Step 6: Final answer
    x = 28,577.59

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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.