Home / 19,149.36-28,741.43-9,795.84

Finding the Fourth Proportional to 19,149.36, 28,741.43 and 9,795.84

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Solution

The fourth proportional to 19,149.36, 28,741.43 and 9,795.84 is: 14,702.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,149.36 : 28,741.43 = 9,795.84 : x
  2. Step 2: Convert to fraction form
    19,149.36/28,741.43 = 9,795.84/x
  3. Step 3: Cross multiply
    19,149.36x = 28,741.43 × 9,795.84
  4. Step 4: Simplify right side
    19,149.36x = 281,546,366.36
  5. Step 5: Solve for x
    x = 281,546,366.36/19,149.36
  6. Step 6: Final answer
    x = 14,702.65

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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.