Home / 18,954.99-28,376.33-14,046.66

Finding the Fourth Proportional to 18,954.99, 28,376.33 and 14,046.66

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Solution

The fourth proportional to 18,954.99, 28,376.33 and 14,046.66 is: 21,028.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,954.99 : 28,376.33 = 14,046.66 : x
  2. Step 2: Convert to fraction form
    18,954.99/28,376.33 = 14,046.66/x
  3. Step 3: Cross multiply
    18,954.99x = 28,376.33 × 14,046.66
  4. Step 4: Simplify right side
    18,954.99x = 398,592,658.86
  5. Step 5: Solve for x
    x = 398,592,658.86/18,954.99
  6. Step 6: Final answer
    x = 21,028.37

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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.