Home / 16,775.24-23,143.38-10,806.44

Finding the Fourth Proportional to 16,775.24, 23,143.38 and 10,806.44

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Solution

The fourth proportional to 16,775.24, 23,143.38 and 10,806.44 is: 14,908.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,775.24 : 23,143.38 = 10,806.44 : x
  2. Step 2: Convert to fraction form
    16,775.24/23,143.38 = 10,806.44/x
  3. Step 3: Cross multiply
    16,775.24x = 23,143.38 × 10,806.44
  4. Step 4: Simplify right side
    16,775.24x = 250,097,547.37
  5. Step 5: Solve for x
    x = 250,097,547.37/16,775.24
  6. Step 6: Final answer
    x = 14,908.73

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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.