Home / 30,186.39-41,656.44-16,757.25

Finding the Fourth Proportional to 30,186.39, 41,656.44 and 16,757.25

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Solution

The fourth proportional to 30,186.39, 41,656.44 and 16,757.25 is: 23,124.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,186.39 : 41,656.44 = 16,757.25 : x
  2. Step 2: Convert to fraction form
    30,186.39/41,656.44 = 16,757.25/x
  3. Step 3: Cross multiply
    30,186.39x = 41,656.44 × 16,757.25
  4. Step 4: Simplify right side
    30,186.39x = 698,047,379.19
  5. Step 5: Solve for x
    x = 698,047,379.19/30,186.39
  6. Step 6: Final answer
    x = 23,124.57

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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.