Home / 32,983.04-49,486.44-20,485.28

Finding the Fourth Proportional to 32,983.04, 49,486.44 and 20,485.28

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Solution

The fourth proportional to 32,983.04, 49,486.44 and 20,485.28 is: 30,735.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,983.04 : 49,486.44 = 20,485.28 : x
  2. Step 2: Convert to fraction form
    32,983.04/49,486.44 = 20,485.28/x
  3. Step 3: Cross multiply
    32,983.04x = 49,486.44 × 20,485.28
  4. Step 4: Simplify right side
    32,983.04x = 1,013,743,579.60
  5. Step 5: Solve for x
    x = 1,013,743,579.60/32,983.04
  6. Step 6: Final answer
    x = 30,735.30

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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.