Home / 17,172.06-23,689.08-10,806.54

Finding the Fourth Proportional to 17,172.06, 23,689.08 and 10,806.54

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Solution

The fourth proportional to 17,172.06, 23,689.08 and 10,806.54 is: 14,907.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,172.06 : 23,689.08 = 10,806.54 : x
  2. Step 2: Convert to fraction form
    17,172.06/23,689.08 = 10,806.54/x
  3. Step 3: Cross multiply
    17,172.06x = 23,689.08 × 10,806.54
  4. Step 4: Simplify right side
    17,172.06x = 255,996,990.58
  5. Step 5: Solve for x
    x = 255,996,990.58/17,172.06
  6. Step 6: Final answer
    x = 14,907.76

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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.