Home / 27,371.01-37,739.63-19,305.99

Finding the Fourth Proportional to 27,371.01, 37,739.63 and 19,305.99

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Solution

The fourth proportional to 27,371.01, 37,739.63 and 19,305.99 is: 26,619.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,371.01 : 37,739.63 = 19,305.99 : x
  2. Step 2: Convert to fraction form
    27,371.01/37,739.63 = 19,305.99/x
  3. Step 3: Cross multiply
    27,371.01x = 37,739.63 × 19,305.99
  4. Step 4: Simplify right side
    27,371.01x = 728,600,919.38
  5. Step 5: Solve for x
    x = 728,600,919.38/27,371.01
  6. Step 6: Final answer
    x = 26,619.44

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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.