Home / 16,918.23-23,343.95-10,949.07

Finding the Fourth Proportional to 16,918.23, 23,343.95 and 10,949.07

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Solution

The fourth proportional to 16,918.23, 23,343.95 and 10,949.07 is: 15,107.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918.23 : 23,343.95 = 10,949.07 : x
  2. Step 2: Convert to fraction form
    16,918.23/23,343.95 = 10,949.07/x
  3. Step 3: Cross multiply
    16,918.23x = 23,343.95 × 10,949.07
  4. Step 4: Simplify right side
    16,918.23x = 255,594,487.88
  5. Step 5: Solve for x
    x = 255,594,487.88/16,918.23
  6. Step 6: Final answer
    x = 15,107.64

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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.