Home / 26,713.48-36,896.16-20,028.28

Finding the Fourth Proportional to 26,713.48, 36,896.16 and 20,028.28

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Solution

The fourth proportional to 26,713.48, 36,896.16 and 20,028.28 is: 27,662.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,713.48 : 36,896.16 = 20,028.28 : x
  2. Step 2: Convert to fraction form
    26,713.48/36,896.16 = 20,028.28/x
  3. Step 3: Cross multiply
    26,713.48x = 36,896.16 × 20,028.28
  4. Step 4: Simplify right side
    26,713.48x = 738,966,623.40
  5. Step 5: Solve for x
    x = 738,966,623.40/26,713.48
  6. Step 6: Final answer
    x = 27,662.69

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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.