Home / 13,853.06-20,785.97-8,594.24

Finding the Fourth Proportional to 13,853.06, 20,785.97 and 8,594.24

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Solution

The fourth proportional to 13,853.06, 20,785.97 and 8,594.24 is: 12,895.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,853.06 : 20,785.97 = 8,594.24 : x
  2. Step 2: Convert to fraction form
    13,853.06/20,785.97 = 8,594.24/x
  3. Step 3: Cross multiply
    13,853.06x = 20,785.97 × 8,594.24
  4. Step 4: Simplify right side
    13,853.06x = 178,639,484.03
  5. Step 5: Solve for x
    x = 178,639,484.03/13,853.06
  6. Step 6: Final answer
    x = 12,895.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.