Home / 19,194.26-26,435.12-16,540.70

Finding the Fourth Proportional to 19,194.26, 26,435.12 and 16,540.70

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Solution

The fourth proportional to 19,194.26, 26,435.12 and 16,540.70 is: 22,780.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,194.26 : 26,435.12 = 16,540.70 : x
  2. Step 2: Convert to fraction form
    19,194.26/26,435.12 = 16,540.70/x
  3. Step 3: Cross multiply
    19,194.26x = 26,435.12 × 16,540.70
  4. Step 4: Simplify right side
    19,194.26x = 437,255,389.38
  5. Step 5: Solve for x
    x = 437,255,389.38/19,194.26
  6. Step 6: Final answer
    x = 22,780.53

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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.