Home / 26,427.33-39,619.80-18,086.49

Finding the Fourth Proportional to 26,427.33, 39,619.80 and 18,086.49

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Solution

The fourth proportional to 26,427.33, 39,619.80 and 18,086.49 is: 27,115.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,427.33 : 39,619.80 = 18,086.49 : x
  2. Step 2: Convert to fraction form
    26,427.33/39,619.80 = 18,086.49/x
  3. Step 3: Cross multiply
    26,427.33x = 39,619.80 × 18,086.49
  4. Step 4: Simplify right side
    26,427.33x = 716,583,116.50
  5. Step 5: Solve for x
    x = 716,583,116.50/26,427.33
  6. Step 6: Final answer
    x = 27,115.23

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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.