Home / 16,889.04-23,293.58-15,757.25

Finding the Fourth Proportional to 16,889.04, 23,293.58 and 15,757.25

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Solution

The fourth proportional to 16,889.04, 23,293.58 and 15,757.25 is: 21,732.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,889.04 : 23,293.58 = 15,757.25 : x
  2. Step 2: Convert to fraction form
    16,889.04/23,293.58 = 15,757.25/x
  3. Step 3: Cross multiply
    16,889.04x = 23,293.58 × 15,757.25
  4. Step 4: Simplify right side
    16,889.04x = 367,042,568.20
  5. Step 5: Solve for x
    x = 367,042,568.20/16,889.04
  6. Step 6: Final answer
    x = 21,732.59

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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.