Home / 33,898.08-50,847.12-13,116.72

Finding the Fourth Proportional to 33,898.08, 50,847.12 and 13,116.72

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Solution

The fourth proportional to 33,898.08, 50,847.12 and 13,116.72 is: 19,675.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,898.08 : 50,847.12 = 13,116.72 : x
  2. Step 2: Convert to fraction form
    33,898.08/50,847.12 = 13,116.72/x
  3. Step 3: Cross multiply
    33,898.08x = 50,847.12 × 13,116.72
  4. Step 4: Simplify right side
    33,898.08x = 666,947,435.85
  5. Step 5: Solve for x
    x = 666,947,435.85/33,898.08
  6. Step 6: Final answer
    x = 19,675.08

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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.