Home / 23,258.89-34,876.82-9,929.80

Finding the Fourth Proportional to 23,258.89, 34,876.82 and 9,929.80

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Solution

The fourth proportional to 23,258.89, 34,876.82 and 9,929.80 is: 14,889.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,258.89 : 34,876.82 = 9,929.80 : x
  2. Step 2: Convert to fraction form
    23,258.89/34,876.82 = 9,929.80/x
  3. Step 3: Cross multiply
    23,258.89x = 34,876.82 × 9,929.80
  4. Step 4: Simplify right side
    23,258.89x = 346,319,847.24
  5. Step 5: Solve for x
    x = 346,319,847.24/23,258.89
  6. Step 6: Final answer
    x = 14,889.78

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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.