Home / 18,768.48-25,900.58-10,270.44

Finding the Fourth Proportional to 18,768.48, 25,900.58 and 10,270.44

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Solution

The fourth proportional to 18,768.48, 25,900.58 and 10,270.44 is: 14,173.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,768.48 : 25,900.58 = 10,270.44 : x
  2. Step 2: Convert to fraction form
    18,768.48/25,900.58 = 10,270.44/x
  3. Step 3: Cross multiply
    18,768.48x = 25,900.58 × 10,270.44
  4. Step 4: Simplify right side
    18,768.48x = 266,010,352.86
  5. Step 5: Solve for x
    x = 266,010,352.86/18,768.48
  6. Step 6: Final answer
    x = 14,173.25

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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.