Home / 16,810.74-23,199.36-9,257.62

Finding the Fourth Proportional to 16,810.74, 23,199.36 and 9,257.62

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Solution

The fourth proportional to 16,810.74, 23,199.36 and 9,257.62 is: 12,775.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,810.74 : 23,199.36 = 9,257.62 : x
  2. Step 2: Convert to fraction form
    16,810.74/23,199.36 = 9,257.62/x
  3. Step 3: Cross multiply
    16,810.74x = 23,199.36 × 9,257.62
  4. Step 4: Simplify right side
    16,810.74x = 214,770,859.12
  5. Step 5: Solve for x
    x = 214,770,859.12/16,810.74
  6. Step 6: Final answer
    x = 12,775.81

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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.