Home / 11,703.20-17,535.60-9,744.80

Finding the Fourth Proportional to 11,703.20, 17,535.60 and 9,744.80

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Solution

The fourth proportional to 11,703.20, 17,535.60 and 9,744.80 is: 14,601.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,703.20 : 17,535.60 = 9,744.80 : x
  2. Step 2: Convert to fraction form
    11,703.20/17,535.60 = 9,744.80/x
  3. Step 3: Cross multiply
    11,703.20x = 17,535.60 × 9,744.80
  4. Step 4: Simplify right side
    11,703.20x = 170,880,914.88
  5. Step 5: Solve for x
    x = 170,880,914.88/11,703.20
  6. Step 6: Final answer
    x = 14,601.21

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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.