Home / 16,917.40-25,424.70-16,625.80

Finding the Fourth Proportional to 16,917.40, 25,424.70 and 16,625.80

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Solution

The fourth proportional to 16,917.40, 25,424.70 and 16,625.80 is: 24,986.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,917.40 : 25,424.70 = 16,625.80 : x
  2. Step 2: Convert to fraction form
    16,917.40/25,424.70 = 16,625.80/x
  3. Step 3: Cross multiply
    16,917.40x = 25,424.70 × 16,625.80
  4. Step 4: Simplify right side
    16,917.40x = 422,705,977.26
  5. Step 5: Solve for x
    x = 422,705,977.26/16,917.40
  6. Step 6: Final answer
    x = 24,986.46

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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.