Home / 18,983.03-28,477.27-5,836.51

Finding the Fourth Proportional to 18,983.03, 28,477.27 and 5,836.51

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Solution

The fourth proportional to 18,983.03, 28,477.27 and 5,836.51 is: 8,755.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,983.03 : 28,477.27 = 5,836.51 : x
  2. Step 2: Convert to fraction form
    18,983.03/28,477.27 = 5,836.51/x
  3. Step 3: Cross multiply
    18,983.03x = 28,477.27 × 5,836.51
  4. Step 4: Simplify right side
    18,983.03x = 166,207,807.23
  5. Step 5: Solve for x
    x = 166,207,807.23/18,983.03
  6. Step 6: Final answer
    x = 8,755.60

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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.