Home / 34,746.30-47,949.90-18,830.73

Finding the Fourth Proportional to 34,746.30, 47,949.90 and 18,830.73

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Solution

The fourth proportional to 34,746.30, 47,949.90 and 18,830.73 is: 25,986.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,746.30 : 47,949.90 = 18,830.73 : x
  2. Step 2: Convert to fraction form
    34,746.30/47,949.90 = 18,830.73/x
  3. Step 3: Cross multiply
    34,746.30x = 47,949.90 × 18,830.73
  4. Step 4: Simplify right side
    34,746.30x = 902,931,620.43
  5. Step 5: Solve for x
    x = 902,931,620.43/34,746.30
  6. Step 6: Final answer
    x = 25,986.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.