Home / 26,080.56-35,998.56-21,376.08

Finding the Fourth Proportional to 26,080.56, 35,998.56 and 21,376.08

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Solution

The fourth proportional to 26,080.56, 35,998.56 and 21,376.08 is: 29,505.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,080.56 : 35,998.56 = 21,376.08 : x
  2. Step 2: Convert to fraction form
    26,080.56/35,998.56 = 21,376.08/x
  3. Step 3: Cross multiply
    26,080.56x = 35,998.56 × 21,376.08
  4. Step 4: Simplify right side
    26,080.56x = 769,508,098.44
  5. Step 5: Solve for x
    x = 769,508,098.44/26,080.56
  6. Step 6: Final answer
    x = 29,505.05

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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.