Home / 35,131.06-48,479.16-20,024.38

Finding the Fourth Proportional to 35,131.06, 48,479.16 and 20,024.38

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Solution

The fourth proportional to 35,131.06, 48,479.16 and 20,024.38 is: 27,632.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,131.06 : 48,479.16 = 20,024.38 : x
  2. Step 2: Convert to fraction form
    35,131.06/48,479.16 = 20,024.38/x
  3. Step 3: Cross multiply
    35,131.06x = 48,479.16 × 20,024.38
  4. Step 4: Simplify right side
    35,131.06x = 970,765,121.92
  5. Step 5: Solve for x
    x = 970,765,121.92/35,131.06
  6. Step 6: Final answer
    x = 27,632.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.