Home / 36,416.90-54,612.14-12,717.80

Finding the Fourth Proportional to 36,416.90, 54,612.14 and 12,717.80

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Solution

The fourth proportional to 36,416.90, 54,612.14 and 12,717.80 is: 19,072.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,416.90 : 54,612.14 = 12,717.80 : x
  2. Step 2: Convert to fraction form
    36,416.90/54,612.14 = 12,717.80/x
  3. Step 3: Cross multiply
    36,416.90x = 54,612.14 × 12,717.80
  4. Step 4: Simplify right side
    36,416.90x = 694,546,142.24
  5. Step 5: Solve for x
    x = 694,546,142.24/36,416.90
  6. Step 6: Final answer
    x = 19,072.08

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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.