Home / 19,247.38-26,561.46-10,415.38

Finding the Fourth Proportional to 19,247.38, 26,561.46 and 10,415.38

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Solution

The fourth proportional to 19,247.38, 26,561.46 and 10,415.38 is: 14,373.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,247.38 : 26,561.46 = 10,415.38 : x
  2. Step 2: Convert to fraction form
    19,247.38/26,561.46 = 10,415.38/x
  3. Step 3: Cross multiply
    19,247.38x = 26,561.46 × 10,415.38
  4. Step 4: Simplify right side
    19,247.38x = 276,647,540.41
  5. Step 5: Solve for x
    x = 276,647,540.41/19,247.38
  6. Step 6: Final answer
    x = 14,373.26

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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.