Home / 27,478.25-41,189.68-10,831.84

Finding the Fourth Proportional to 27,478.25, 41,189.68 and 10,831.84

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Solution

The fourth proportional to 27,478.25, 41,189.68 and 10,831.84 is: 16,236.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,478.25 : 41,189.68 = 10,831.84 : x
  2. Step 2: Convert to fraction form
    27,478.25/41,189.68 = 10,831.84/x
  3. Step 3: Cross multiply
    27,478.25x = 41,189.68 × 10,831.84
  4. Step 4: Simplify right side
    27,478.25x = 446,159,933.98
  5. Step 5: Solve for x
    x = 446,159,933.98/27,478.25
  6. Step 6: Final answer
    x = 16,236.84

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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.