Home / 23,307.20-34,929.54-12,761.34

Finding the Fourth Proportional to 23,307.20, 34,929.54 and 12,761.34

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Solution

The fourth proportional to 23,307.20, 34,929.54 and 12,761.34 is: 19,124.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,307.20 : 34,929.54 = 12,761.34 : x
  2. Step 2: Convert to fraction form
    23,307.20/34,929.54 = 12,761.34/x
  3. Step 3: Cross multiply
    23,307.20x = 34,929.54 × 12,761.34
  4. Step 4: Simplify right side
    23,307.20x = 445,747,735.98
  5. Step 5: Solve for x
    x = 445,747,735.98/23,307.20
  6. Step 6: Final answer
    x = 19,124.89

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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.