Home / 27,742.60-41,613.90-11,110.60

Finding the Fourth Proportional to 27,742.60, 41,613.90 and 11,110.60

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Solution

The fourth proportional to 27,742.60, 41,613.90 and 11,110.60 is: 16,665.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,742.60 : 41,613.90 = 11,110.60 : x
  2. Step 2: Convert to fraction form
    27,742.60/41,613.90 = 11,110.60/x
  3. Step 3: Cross multiply
    27,742.60x = 41,613.90 × 11,110.60
  4. Step 4: Simplify right side
    27,742.60x = 462,355,397.34
  5. Step 5: Solve for x
    x = 462,355,397.34/27,742.60
  6. Step 6: Final answer
    x = 16,665.90

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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.