Home / 19,003.34-28,511.16-9,141.33

Finding the Fourth Proportional to 19,003.34, 28,511.16 and 9,141.33

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Solution

The fourth proportional to 19,003.34, 28,511.16 and 9,141.33 is: 13,714.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,003.34 : 28,511.16 = 9,141.33 : x
  2. Step 2: Convert to fraction form
    19,003.34/28,511.16 = 9,141.33/x
  3. Step 3: Cross multiply
    19,003.34x = 28,511.16 × 9,141.33
  4. Step 4: Simplify right side
    19,003.34x = 260,629,922.24
  5. Step 5: Solve for x
    x = 260,629,922.24/19,003.34
  6. Step 6: Final answer
    x = 13,714.95

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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.