Home / 27,087.21-40,630.64-7,365.69

Finding the Fourth Proportional to 27,087.21, 40,630.64 and 7,365.69

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Solution

The fourth proportional to 27,087.21, 40,630.64 and 7,365.69 is: 11,048.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,087.21 : 40,630.64 = 7,365.69 : x
  2. Step 2: Convert to fraction form
    27,087.21/40,630.64 = 7,365.69/x
  3. Step 3: Cross multiply
    27,087.21x = 40,630.64 × 7,365.69
  4. Step 4: Simplify right side
    27,087.21x = 299,272,661.91
  5. Step 5: Solve for x
    x = 299,272,661.91/27,087.21
  6. Step 6: Final answer
    x = 11,048.49

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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.