Home / 16,860.99-23,268.23-9,307.38

Finding the Fourth Proportional to 16,860.99, 23,268.23 and 9,307.38

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Solution

The fourth proportional to 16,860.99, 23,268.23 and 9,307.38 is: 12,844.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,860.99 : 23,268.23 = 9,307.38 : x
  2. Step 2: Convert to fraction form
    16,860.99/23,268.23 = 9,307.38/x
  3. Step 3: Cross multiply
    16,860.99x = 23,268.23 × 9,307.38
  4. Step 4: Simplify right side
    16,860.99x = 216,566,258.54
  5. Step 5: Solve for x
    x = 216,566,258.54/16,860.99
  6. Step 6: Final answer
    x = 12,844.22

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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.