Home / 30,194.64-41,667.84-16,765.47

Finding the Fourth Proportional to 30,194.64, 41,667.84 and 16,765.47

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Solution

The fourth proportional to 30,194.64, 41,667.84 and 16,765.47 is: 23,135.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,194.64 : 41,667.84 = 16,765.47 : x
  2. Step 2: Convert to fraction form
    30,194.64/41,667.84 = 16,765.47/x
  3. Step 3: Cross multiply
    30,194.64x = 41,667.84 × 16,765.47
  4. Step 4: Simplify right side
    30,194.64x = 698,580,921.48
  5. Step 5: Solve for x
    x = 698,580,921.48/30,194.64
  6. Step 6: Final answer
    x = 23,135.92

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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.