Home / 36,208.47-49,964.94-20,289.84

Finding the Fourth Proportional to 36,208.47, 49,964.94 and 20,289.84

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Solution

The fourth proportional to 36,208.47, 49,964.94 and 20,289.84 is: 27,998.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,208.47 : 49,964.94 = 20,289.84 : x
  2. Step 2: Convert to fraction form
    36,208.47/49,964.94 = 20,289.84/x
  3. Step 3: Cross multiply
    36,208.47x = 49,964.94 × 20,289.84
  4. Step 4: Simplify right side
    36,208.47x = 1,013,780,638.21
  5. Step 5: Solve for x
    x = 1,013,780,638.21/36,208.47
  6. Step 6: Final answer
    x = 27,998.44

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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.