Home / 13,698.44-18,901.30-8,032.92

Finding the Fourth Proportional to 13,698.44, 18,901.30 and 8,032.92

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Solution

The fourth proportional to 13,698.44, 18,901.30 and 8,032.92 is: 11,083.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,698.44 : 18,901.30 = 8,032.92 : x
  2. Step 2: Convert to fraction form
    13,698.44/18,901.30 = 8,032.92/x
  3. Step 3: Cross multiply
    13,698.44x = 18,901.30 × 8,032.92
  4. Step 4: Simplify right side
    13,698.44x = 151,832,630.80
  5. Step 5: Solve for x
    x = 151,832,630.80/13,698.44
  6. Step 6: Final answer
    x = 11,083.94

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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.