Home / 30,169.26-41,669.91-26,382.78

Finding the Fourth Proportional to 30,169.26, 41,669.91 and 26,382.78

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Solution

The fourth proportional to 30,169.26, 41,669.91 and 26,382.78 is: 36,440.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,169.26 : 41,669.91 = 26,382.78 : x
  2. Step 2: Convert to fraction form
    30,169.26/41,669.91 = 26,382.78/x
  3. Step 3: Cross multiply
    30,169.26x = 41,669.91 × 26,382.78
  4. Step 4: Simplify right side
    30,169.26x = 1,099,368,068.15
  5. Step 5: Solve for x
    x = 1,099,368,068.15/30,169.26
  6. Step 6: Final answer
    x = 36,440.01

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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.