Home / 36,651.45-54,981.24-11,682.79

Finding the Fourth Proportional to 36,651.45, 54,981.24 and 11,682.79

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Solution

The fourth proportional to 36,651.45, 54,981.24 and 11,682.79 is: 17,525.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,651.45 : 54,981.24 = 11,682.79 : x
  2. Step 2: Convert to fraction form
    36,651.45/54,981.24 = 11,682.79/x
  3. Step 3: Cross multiply
    36,651.45x = 54,981.24 × 11,682.79
  4. Step 4: Simplify right side
    36,651.45x = 642,334,280.86
  5. Step 5: Solve for x
    x = 642,334,280.86/36,651.45
  6. Step 6: Final answer
    x = 17,525.48

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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.