Home / 27,628.83-38,127.87-15,692.27

Finding the Fourth Proportional to 27,628.83, 38,127.87 and 15,692.27

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Solution

The fourth proportional to 27,628.83, 38,127.87 and 15,692.27 is: 21,655.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,628.83 : 38,127.87 = 15,692.27 : x
  2. Step 2: Convert to fraction form
    27,628.83/38,127.87 = 15,692.27/x
  3. Step 3: Cross multiply
    27,628.83x = 38,127.87 × 15,692.27
  4. Step 4: Simplify right side
    27,628.83x = 598,312,639.93
  5. Step 5: Solve for x
    x = 598,312,639.93/27,628.83
  6. Step 6: Final answer
    x = 21,655.37

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.