Home / 36,206.73-49,955.91-21,855.22

Finding the Fourth Proportional to 36,206.73, 49,955.91 and 21,855.22

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Solution

The fourth proportional to 36,206.73, 49,955.91 and 21,855.22 is: 30,154.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,206.73 : 49,955.91 = 21,855.22 : x
  2. Step 2: Convert to fraction form
    36,206.73/49,955.91 = 21,855.22/x
  3. Step 3: Cross multiply
    36,206.73x = 49,955.91 × 21,855.22
  4. Step 4: Simplify right side
    36,206.73x = 1,091,797,196.50
  5. Step 5: Solve for x
    x = 1,091,797,196.50/36,206.73
  6. Step 6: Final answer
    x = 30,154.54

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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.