Home / 26,982.52-40,448.94-18,220.48

Finding the Fourth Proportional to 26,982.52, 40,448.94 and 18,220.48

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Solution

The fourth proportional to 26,982.52, 40,448.94 and 18,220.48 is: 27,313.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,982.52 : 40,448.94 = 18,220.48 : x
  2. Step 2: Convert to fraction form
    26,982.52/40,448.94 = 18,220.48/x
  3. Step 3: Cross multiply
    26,982.52x = 40,448.94 × 18,220.48
  4. Step 4: Simplify right side
    26,982.52x = 736,999,102.29
  5. Step 5: Solve for x
    x = 736,999,102.29/26,982.52
  6. Step 6: Final answer
    x = 27,313.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.