Home / 27,416.90-41,129.40-8,698.70

Finding the Fourth Proportional to 27,416.90, 41,129.40 and 8,698.70

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Solution

The fourth proportional to 27,416.90, 41,129.40 and 8,698.70 is: 13,049.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,416.90 : 41,129.40 = 8,698.70 : x
  2. Step 2: Convert to fraction form
    27,416.90/41,129.40 = 8,698.70/x
  3. Step 3: Cross multiply
    27,416.90x = 41,129.40 × 8,698.70
  4. Step 4: Simplify right side
    27,416.90x = 357,772,311.78
  5. Step 5: Solve for x
    x = 357,772,311.78/27,416.90
  6. Step 6: Final answer
    x = 13,049.33

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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.