Home / 22,885.85-34,287.33-19,211.69

Finding the Fourth Proportional to 22,885.85, 34,287.33 and 19,211.69

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Solution

The fourth proportional to 22,885.85, 34,287.33 and 19,211.69 is: 28,782.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,885.85 : 34,287.33 = 19,211.69 : x
  2. Step 2: Convert to fraction form
    22,885.85/34,287.33 = 19,211.69/x
  3. Step 3: Cross multiply
    22,885.85x = 34,287.33 × 19,211.69
  4. Step 4: Simplify right side
    22,885.85x = 658,717,554.89
  5. Step 5: Solve for x
    x = 658,717,554.89/22,885.85
  6. Step 6: Final answer
    x = 28,782.74

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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.