Home / 25,811.30-35,595.96-16,855.53

Finding the Fourth Proportional to 25,811.30, 35,595.96 and 16,855.53

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Solution

The fourth proportional to 25,811.30, 35,595.96 and 16,855.53 is: 23,245.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,811.30 : 35,595.96 = 16,855.53 : x
  2. Step 2: Convert to fraction form
    25,811.30/35,595.96 = 16,855.53/x
  3. Step 3: Cross multiply
    25,811.30x = 35,595.96 × 16,855.53
  4. Step 4: Simplify right side
    25,811.30x = 599,988,771.66
  5. Step 5: Solve for x
    x = 599,988,771.66/25,811.30
  6. Step 6: Final answer
    x = 23,245.20

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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.