Home / 26,824.14-37,053.99-21,782.70

Finding the Fourth Proportional to 26,824.14, 37,053.99 and 21,782.70

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Solution

The fourth proportional to 26,824.14, 37,053.99 and 21,782.70 is: 30,089.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,824.14 : 37,053.99 = 21,782.70 : x
  2. Step 2: Convert to fraction form
    26,824.14/37,053.99 = 21,782.70/x
  3. Step 3: Cross multiply
    26,824.14x = 37,053.99 × 21,782.70
  4. Step 4: Simplify right side
    26,824.14x = 807,135,947.97
  5. Step 5: Solve for x
    x = 807,135,947.97/26,824.14
  6. Step 6: Final answer
    x = 30,089.91

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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.