Home / 30,194.33-41,674.07-19,285.45

Finding the Fourth Proportional to 30,194.33, 41,674.07 and 19,285.45

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Solution

The fourth proportional to 30,194.33, 41,674.07 and 19,285.45 is: 26,617.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,194.33 : 41,674.07 = 19,285.45 : x
  2. Step 2: Convert to fraction form
    30,194.33/41,674.07 = 19,285.45/x
  3. Step 3: Cross multiply
    30,194.33x = 41,674.07 × 19,285.45
  4. Step 4: Simplify right side
    30,194.33x = 803,703,137.31
  5. Step 5: Solve for x
    x = 803,703,137.31/30,194.33
  6. Step 6: Final answer
    x = 26,617.69

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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.