Home / 17,990.83-26,983.20-4,840.27

Finding the Fourth Proportional to 17,990.83, 26,983.20 and 4,840.27

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Solution

The fourth proportional to 17,990.83, 26,983.20 and 4,840.27 is: 7,259.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,990.83 : 26,983.20 = 4,840.27 : x
  2. Step 2: Convert to fraction form
    17,990.83/26,983.20 = 4,840.27/x
  3. Step 3: Cross multiply
    17,990.83x = 26,983.20 × 4,840.27
  4. Step 4: Simplify right side
    17,990.83x = 130,605,973.46
  5. Step 5: Solve for x
    x = 130,605,973.46/17,990.83
  6. Step 6: Final answer
    x = 7,259.59

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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.