Home / 18,934.67-26,120.24-14,450.64

Finding the Fourth Proportional to 18,934.67, 26,120.24 and 14,450.64

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Solution

The fourth proportional to 18,934.67, 26,120.24 and 14,450.64 is: 19,934.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,934.67 : 26,120.24 = 14,450.64 : x
  2. Step 2: Convert to fraction form
    18,934.67/26,120.24 = 14,450.64/x
  3. Step 3: Cross multiply
    18,934.67x = 26,120.24 × 14,450.64
  4. Step 4: Simplify right side
    18,934.67x = 377,454,209.62
  5. Step 5: Solve for x
    x = 377,454,209.62/18,934.67
  6. Step 6: Final answer
    x = 19,934.55

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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.