Home / 17,839.02-26,758.80-8,480.01

Finding the Fourth Proportional to 17,839.02, 26,758.80 and 8,480.01

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Solution

The fourth proportional to 17,839.02, 26,758.80 and 8,480.01 is: 12,720.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,839.02 : 26,758.80 = 8,480.01 : x
  2. Step 2: Convert to fraction form
    17,839.02/26,758.80 = 8,480.01/x
  3. Step 3: Cross multiply
    17,839.02x = 26,758.80 × 8,480.01
  4. Step 4: Simplify right side
    17,839.02x = 226,914,891.59
  5. Step 5: Solve for x
    x = 226,914,891.59/17,839.02
  6. Step 6: Final answer
    x = 12,720.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.