Home / 30,203.67-41,667.37-19,444.68

Finding the Fourth Proportional to 30,203.67, 41,667.37 and 19,444.68

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Solution

The fourth proportional to 30,203.67, 41,667.37 and 19,444.68 is: 26,824.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,203.67 : 41,667.37 = 19,444.68 : x
  2. Step 2: Convert to fraction form
    30,203.67/41,667.37 = 19,444.68/x
  3. Step 3: Cross multiply
    30,203.67x = 41,667.37 × 19,444.68
  4. Step 4: Simplify right side
    30,203.67x = 810,208,676.09
  5. Step 5: Solve for x
    x = 810,208,676.09/30,203.67
  6. Step 6: Final answer
    x = 26,824.84

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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.