Home / 16,909.93-23,343.84-11,254.09

Finding the Fourth Proportional to 16,909.93, 23,343.84 and 11,254.09

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Solution

The fourth proportional to 16,909.93, 23,343.84 and 11,254.09 is: 15,536.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,909.93 : 23,343.84 = 11,254.09 : x
  2. Step 2: Convert to fraction form
    16,909.93/23,343.84 = 11,254.09/x
  3. Step 3: Cross multiply
    16,909.93x = 23,343.84 × 11,254.09
  4. Step 4: Simplify right side
    16,909.93x = 262,713,676.31
  5. Step 5: Solve for x
    x = 262,713,676.31/16,909.93
  6. Step 6: Final answer
    x = 15,536.06

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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.