Home / 36,521.99-54,777.49-11,558.79

Finding the Fourth Proportional to 36,521.99, 54,777.49 and 11,558.79

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Solution

The fourth proportional to 36,521.99, 54,777.49 and 11,558.79 is: 17,336.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,521.99 : 54,777.49 = 11,558.79 : x
  2. Step 2: Convert to fraction form
    36,521.99/54,777.49 = 11,558.79/x
  3. Step 3: Cross multiply
    36,521.99x = 54,777.49 × 11,558.79
  4. Step 4: Simplify right side
    36,521.99x = 633,161,503.64
  5. Step 5: Solve for x
    x = 633,161,503.64/36,521.99
  6. Step 6: Final answer
    x = 17,336.45

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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.