Home / 26,782.36-40,131.26-21,760.24

Finding the Fourth Proportional to 26,782.36, 40,131.26 and 21,760.24

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Solution

The fourth proportional to 26,782.36, 40,131.26 and 21,760.24 is: 32,606.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,782.36 : 40,131.26 = 21,760.24 : x
  2. Step 2: Convert to fraction form
    26,782.36/40,131.26 = 21,760.24/x
  3. Step 3: Cross multiply
    26,782.36x = 40,131.26 × 21,760.24
  4. Step 4: Simplify right side
    26,782.36x = 873,265,849.10
  5. Step 5: Solve for x
    x = 873,265,849.10/26,782.36
  6. Step 6: Final answer
    x = 32,606.01

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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.