Home / 29,947.90-41,328.39-16,519.72

Finding the Fourth Proportional to 29,947.90, 41,328.39 and 16,519.72

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Solution

The fourth proportional to 29,947.90, 41,328.39 and 16,519.72 is: 22,797.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,947.90 : 41,328.39 = 16,519.72 : x
  2. Step 2: Convert to fraction form
    29,947.90/41,328.39 = 16,519.72/x
  3. Step 3: Cross multiply
    29,947.90x = 41,328.39 × 16,519.72
  4. Step 4: Simplify right side
    29,947.90x = 682,733,430.85
  5. Step 5: Solve for x
    x = 682,733,430.85/29,947.90
  6. Step 6: Final answer
    x = 22,797.37

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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.