Home / 34,647.87-47,814.05-18,732.32

Finding the Fourth Proportional to 34,647.87, 47,814.05 and 18,732.32

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Solution

The fourth proportional to 34,647.87, 47,814.05 and 18,732.32 is: 25,850.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,647.87 : 47,814.05 = 18,732.32 : x
  2. Step 2: Convert to fraction form
    34,647.87/47,814.05 = 18,732.32/x
  3. Step 3: Cross multiply
    34,647.87x = 47,814.05 × 18,732.32
  4. Step 4: Simplify right side
    34,647.87x = 895,667,752.36
  5. Step 5: Solve for x
    x = 895,667,752.36/34,647.87
  6. Step 6: Final answer
    x = 25,850.59

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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.