Home / 16,945.38-23,396.28-12,959.54

Finding the Fourth Proportional to 16,945.38, 23,396.28 and 12,959.54

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Solution

The fourth proportional to 16,945.38, 23,396.28 and 12,959.54 is: 17,893.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,945.38 : 23,396.28 = 12,959.54 : x
  2. Step 2: Convert to fraction form
    16,945.38/23,396.28 = 12,959.54/x
  3. Step 3: Cross multiply
    16,945.38x = 23,396.28 × 12,959.54
  4. Step 4: Simplify right side
    16,945.38x = 303,205,026.51
  5. Step 5: Solve for x
    x = 303,205,026.51/16,945.38
  6. Step 6: Final answer
    x = 17,893.08

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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.