Home / 23,176.76-34,765.07-8,385.62

Finding the Fourth Proportional to 23,176.76, 34,765.07 and 8,385.62

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Solution

The fourth proportional to 23,176.76, 34,765.07 and 8,385.62 is: 12,578.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,176.76 : 34,765.07 = 8,385.62 : x
  2. Step 2: Convert to fraction form
    23,176.76/34,765.07 = 8,385.62/x
  3. Step 3: Cross multiply
    23,176.76x = 34,765.07 × 8,385.62
  4. Step 4: Simplify right side
    23,176.76x = 291,526,450.54
  5. Step 5: Solve for x
    x = 291,526,450.54/23,176.76
  6. Step 6: Final answer
    x = 12,578.40

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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.