Home / 36,219.36-49,984.08-20,304.12

Finding the Fourth Proportional to 36,219.36, 49,984.08 and 20,304.12

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Solution

The fourth proportional to 36,219.36, 49,984.08 and 20,304.12 is: 28,020.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,219.36 : 49,984.08 = 20,304.12 : x
  2. Step 2: Convert to fraction form
    36,219.36/49,984.08 = 20,304.12/x
  3. Step 3: Cross multiply
    36,219.36x = 49,984.08 × 20,304.12
  4. Step 4: Simplify right side
    36,219.36x = 1,014,882,758.41
  5. Step 5: Solve for x
    x = 1,014,882,758.41/36,219.36
  6. Step 6: Final answer
    x = 28,020.45

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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.