Home / 39,859.21-59,777.46-13,563.37

Finding the Fourth Proportional to 39,859.21, 59,777.46 and 13,563.37

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Solution

The fourth proportional to 39,859.21, 59,777.46 and 13,563.37 is: 20,341.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,859.21 : 59,777.46 = 13,563.37 : x
  2. Step 2: Convert to fraction form
    39,859.21/59,777.46 = 13,563.37/x
  3. Step 3: Cross multiply
    39,859.21x = 59,777.46 × 13,563.37
  4. Step 4: Simplify right side
    39,859.21x = 810,783,658.20
  5. Step 5: Solve for x
    x = 810,783,658.20/39,859.21
  6. Step 6: Final answer
    x = 20,341.19

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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.