Home / 27,330.76-40,995.42-7,610.68

Finding the Fourth Proportional to 27,330.76, 40,995.42 and 7,610.68

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Solution

The fourth proportional to 27,330.76, 40,995.42 and 7,610.68 is: 11,415.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,330.76 : 40,995.42 = 7,610.68 : x
  2. Step 2: Convert to fraction form
    27,330.76/40,995.42 = 7,610.68/x
  3. Step 3: Cross multiply
    27,330.76x = 40,995.42 × 7,610.68
  4. Step 4: Simplify right side
    27,330.76x = 312,003,023.09
  5. Step 5: Solve for x
    x = 312,003,023.09/27,330.76
  6. Step 6: Final answer
    x = 11,415.82

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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.