Home / 18,588.85-25,646.37-10,625.44

Finding the Fourth Proportional to 18,588.85, 25,646.37 and 10,625.44

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Solution

The fourth proportional to 18,588.85, 25,646.37 and 10,625.44 is: 14,659.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588.85 : 25,646.37 = 10,625.44 : x
  2. Step 2: Convert to fraction form
    18,588.85/25,646.37 = 10,625.44/x
  3. Step 3: Cross multiply
    18,588.85x = 25,646.37 × 10,625.44
  4. Step 4: Simplify right side
    18,588.85x = 272,503,965.65
  5. Step 5: Solve for x
    x = 272,503,965.65/18,588.85
  6. Step 6: Final answer
    x = 14,659.54

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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.