Home / 34,651.87-47,819.55-18,736.28

Finding the Fourth Proportional to 34,651.87, 47,819.55 and 18,736.28

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Solution

The fourth proportional to 34,651.87, 47,819.55 and 18,736.28 is: 25,856.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,651.87 : 47,819.55 = 18,736.28 : x
  2. Step 2: Convert to fraction form
    34,651.87/47,819.55 = 18,736.28/x
  3. Step 3: Cross multiply
    34,651.87x = 47,819.55 × 18,736.28
  4. Step 4: Simplify right side
    34,651.87x = 895,960,478.27
  5. Step 5: Solve for x
    x = 895,960,478.27/34,651.87
  6. Step 6: Final answer
    x = 25,856.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.