Home / 14,743.90-20,325.09-11,200.96

Finding the Fourth Proportional to 14,743.90, 20,325.09 and 11,200.96

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Solution

The fourth proportional to 14,743.90, 20,325.09 and 11,200.96 is: 15,441.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,743.90 : 20,325.09 = 11,200.96 : x
  2. Step 2: Convert to fraction form
    14,743.90/20,325.09 = 11,200.96/x
  3. Step 3: Cross multiply
    14,743.90x = 20,325.09 × 11,200.96
  4. Step 4: Simplify right side
    14,743.90x = 227,660,520.09
  5. Step 5: Solve for x
    x = 227,660,520.09/14,743.90
  6. Step 6: Final answer
    x = 15,441.00

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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.