Home / 11,424.80-17,153.40-7,050.80

Finding the Fourth Proportional to 11,424.80, 17,153.40 and 7,050.80

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Solution

The fourth proportional to 11,424.80, 17,153.40 and 7,050.80 is: 10,586.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,424.80 : 17,153.40 = 7,050.80 : x
  2. Step 2: Convert to fraction form
    11,424.80/17,153.40 = 7,050.80/x
  3. Step 3: Cross multiply
    11,424.80x = 17,153.40 × 7,050.80
  4. Step 4: Simplify right side
    11,424.80x = 120,945,192.72
  5. Step 5: Solve for x
    x = 120,945,192.72/11,424.80
  6. Step 6: Final answer
    x = 10,586.20

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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.