Home / 16,993.88-23,455.31-9,442.81

Finding the Fourth Proportional to 16,993.88, 23,455.31 and 9,442.81

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Solution

The fourth proportional to 16,993.88, 23,455.31 and 9,442.81 is: 13,033.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,993.88 : 23,455.31 = 9,442.81 : x
  2. Step 2: Convert to fraction form
    16,993.88/23,455.31 = 9,442.81/x
  3. Step 3: Cross multiply
    16,993.88x = 23,455.31 × 9,442.81
  4. Step 4: Simplify right side
    16,993.88x = 221,483,871.33
  5. Step 5: Solve for x
    x = 221,483,871.33/16,993.88
  6. Step 6: Final answer
    x = 13,033.15

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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.