Home / 19,100.08-28,608.59-11,682.10

Finding the Fourth Proportional to 19,100.08, 28,608.59 and 11,682.10

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Solution

The fourth proportional to 19,100.08, 28,608.59 and 11,682.10 is: 17,497.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,100.08 : 28,608.59 = 11,682.10 : x
  2. Step 2: Convert to fraction form
    19,100.08/28,608.59 = 11,682.10/x
  3. Step 3: Cross multiply
    19,100.08x = 28,608.59 × 11,682.10
  4. Step 4: Simplify right side
    19,100.08x = 334,208,366.92
  5. Step 5: Solve for x
    x = 334,208,366.92/19,100.08
  6. Step 6: Final answer
    x = 17,497.75

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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.