Home / 36,451.90-54,680.10-11,492.80

Finding the Fourth Proportional to 36,451.90, 54,680.10 and 11,492.80

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Solution

The fourth proportional to 36,451.90, 54,680.10 and 11,492.80 is: 17,239.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,451.90 : 54,680.10 = 11,492.80 : x
  2. Step 2: Convert to fraction form
    36,451.90/54,680.10 = 11,492.80/x
  3. Step 3: Cross multiply
    36,451.90x = 54,680.10 × 11,492.80
  4. Step 4: Simplify right side
    36,451.90x = 628,427,453.28
  5. Step 5: Solve for x
    x = 628,427,453.28/36,451.90
  6. Step 6: Final answer
    x = 17,239.91

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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.