Home / 19,351.41-26,704.60-10,853.55

Finding the Fourth Proportional to 19,351.41, 26,704.60 and 10,853.55

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Solution

The fourth proportional to 19,351.41, 26,704.60 and 10,853.55 is: 14,977.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,351.41 : 26,704.60 = 10,853.55 : x
  2. Step 2: Convert to fraction form
    19,351.41/26,704.60 = 10,853.55/x
  3. Step 3: Cross multiply
    19,351.41x = 26,704.60 × 10,853.55
  4. Step 4: Simplify right side
    19,351.41x = 289,839,711.33
  5. Step 5: Solve for x
    x = 289,839,711.33/19,351.41
  6. Step 6: Final answer
    x = 14,977.70

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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.