Home / 19,469.46-29,074.49-19,261.24

Finding the Fourth Proportional to 19,469.46, 29,074.49 and 19,261.24

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Solution

The fourth proportional to 19,469.46, 29,074.49 and 19,261.24 is: 28,763.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,469.46 : 29,074.49 = 19,261.24 : x
  2. Step 2: Convert to fraction form
    19,469.46/29,074.49 = 19,261.24/x
  3. Step 3: Cross multiply
    19,469.46x = 29,074.49 × 19,261.24
  4. Step 4: Simplify right side
    19,469.46x = 560,010,904.89
  5. Step 5: Solve for x
    x = 560,010,904.89/19,469.46
  6. Step 6: Final answer
    x = 28,763.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.