Home / 11,238.48-16,831.44-8,882.67

Finding the Fourth Proportional to 11,238.48, 16,831.44 and 8,882.67

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Solution

The fourth proportional to 11,238.48, 16,831.44 and 8,882.67 is: 13,303.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,238.48 : 16,831.44 = 8,882.67 : x
  2. Step 2: Convert to fraction form
    11,238.48/16,831.44 = 8,882.67/x
  3. Step 3: Cross multiply
    11,238.48x = 16,831.44 × 8,882.67
  4. Step 4: Simplify right side
    11,238.48x = 149,508,127.14
  5. Step 5: Solve for x
    x = 149,508,127.14/11,238.48
  6. Step 6: Final answer
    x = 13,303.23

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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.