Home / 26,673.88-36,815.21-15,913.37

Finding the Fourth Proportional to 26,673.88, 36,815.21 and 15,913.37

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Solution

The fourth proportional to 26,673.88, 36,815.21 and 15,913.37 is: 21,963.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,673.88 : 36,815.21 = 15,913.37 : x
  2. Step 2: Convert to fraction form
    26,673.88/36,815.21 = 15,913.37/x
  3. Step 3: Cross multiply
    26,673.88x = 36,815.21 × 15,913.37
  4. Step 4: Simplify right side
    26,673.88x = 585,854,058.36
  5. Step 5: Solve for x
    x = 585,854,058.36/26,673.88
  6. Step 6: Final answer
    x = 21,963.59

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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.