Home / 17,137.02-23,628.84-13,355.94

Finding the Fourth Proportional to 17,137.02, 23,628.84 and 13,355.94

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Solution

The fourth proportional to 17,137.02, 23,628.84 and 13,355.94 is: 18,415.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,137.02 : 23,628.84 = 13,355.94 : x
  2. Step 2: Convert to fraction form
    17,137.02/23,628.84 = 13,355.94/x
  3. Step 3: Cross multiply
    17,137.02x = 23,628.84 × 13,355.94
  4. Step 4: Simplify right side
    17,137.02x = 315,585,369.31
  5. Step 5: Solve for x
    x = 315,585,369.31/17,137.02
  6. Step 6: Final answer
    x = 18,415.42

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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.