Home / 19,209.44-28,763.67-15,441.22

Finding the Fourth Proportional to 19,209.44, 28,763.67 and 15,441.22

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Solution

The fourth proportional to 19,209.44, 28,763.67 and 15,441.22 is: 23,121.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,209.44 : 28,763.67 = 15,441.22 : x
  2. Step 2: Convert to fraction form
    19,209.44/28,763.67 = 15,441.22/x
  3. Step 3: Cross multiply
    19,209.44x = 28,763.67 × 15,441.22
  4. Step 4: Simplify right side
    19,209.44x = 444,146,156.48
  5. Step 5: Solve for x
    x = 444,146,156.48/19,209.44
  6. Step 6: Final answer
    x = 23,121.24

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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.