Home / 27,425.36-41,129.88-11,630.15

Finding the Fourth Proportional to 27,425.36, 41,129.88 and 11,630.15

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Solution

The fourth proportional to 27,425.36, 41,129.88 and 11,630.15 is: 17,441.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,425.36 : 41,129.88 = 11,630.15 : x
  2. Step 2: Convert to fraction form
    27,425.36/41,129.88 = 11,630.15/x
  3. Step 3: Cross multiply
    27,425.36x = 41,129.88 × 11,630.15
  4. Step 4: Simplify right side
    27,425.36x = 478,346,673.88
  5. Step 5: Solve for x
    x = 478,346,673.88/27,425.36
  6. Step 6: Final answer
    x = 17,441.77

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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.