Home / 36,110.40-54,167.12-12,736.96

Finding the Fourth Proportional to 36,110.40, 54,167.12 and 12,736.96

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Solution

The fourth proportional to 36,110.40, 54,167.12 and 12,736.96 is: 19,105.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,110.40 : 54,167.12 = 12,736.96 : x
  2. Step 2: Convert to fraction form
    36,110.40/54,167.12 = 12,736.96/x
  3. Step 3: Cross multiply
    36,110.40x = 54,167.12 × 12,736.96
  4. Step 4: Simplify right side
    36,110.40x = 689,924,440.76
  5. Step 5: Solve for x
    x = 689,924,440.76/36,110.40
  6. Step 6: Final answer
    x = 19,105.98

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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.