Home / 39,614.37-59,401.77-12,956.88

Finding the Fourth Proportional to 39,614.37, 59,401.77 and 12,956.88

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Solution

The fourth proportional to 39,614.37, 59,401.77 and 12,956.88 is: 19,428.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,614.37 : 59,401.77 = 12,956.88 : x
  2. Step 2: Convert to fraction form
    39,614.37/59,401.77 = 12,956.88/x
  3. Step 3: Cross multiply
    39,614.37x = 59,401.77 × 12,956.88
  4. Step 4: Simplify right side
    39,614.37x = 769,661,605.68
  5. Step 5: Solve for x
    x = 769,661,605.68/39,614.37
  6. Step 6: Final answer
    x = 19,428.85

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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.