Home / 24,629.78-33,905.30-18,651.98

Finding the Fourth Proportional to 24,629.78, 33,905.30 and 18,651.98

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Solution

The fourth proportional to 24,629.78, 33,905.30 and 18,651.98 is: 25,676.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,629.78 : 33,905.30 = 18,651.98 : x
  2. Step 2: Convert to fraction form
    24,629.78/33,905.30 = 18,651.98/x
  3. Step 3: Cross multiply
    24,629.78x = 33,905.30 × 18,651.98
  4. Step 4: Simplify right side
    24,629.78x = 632,400,977.49
  5. Step 5: Solve for x
    x = 632,400,977.49/24,629.78
  6. Step 6: Final answer
    x = 25,676.27

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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.