Home / 39,064.43-53,912.22-22,071.80

Finding the Fourth Proportional to 39,064.43, 53,912.22 and 22,071.80

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Solution

The fourth proportional to 39,064.43, 53,912.22 and 22,071.80 is: 30,460.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,064.43 : 53,912.22 = 22,071.80 : x
  2. Step 2: Convert to fraction form
    39,064.43/53,912.22 = 22,071.80/x
  3. Step 3: Cross multiply
    39,064.43x = 53,912.22 × 22,071.80
  4. Step 4: Simplify right side
    39,064.43x = 1,189,939,467.83
  5. Step 5: Solve for x
    x = 1,189,939,467.83/39,064.43
  6. Step 6: Final answer
    x = 30,460.95

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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.