Home / 39,612.96-59,425.52-12,950.56

Finding the Fourth Proportional to 39,612.96, 59,425.52 and 12,950.56

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Solution

The fourth proportional to 39,612.96, 59,425.52 and 12,950.56 is: 19,427.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,612.96 : 59,425.52 = 12,950.56 : x
  2. Step 2: Convert to fraction form
    39,612.96/59,425.52 = 12,950.56/x
  3. Step 3: Cross multiply
    39,612.96x = 59,425.52 × 12,950.56
  4. Step 4: Simplify right side
    39,612.96x = 769,593,762.29
  5. Step 5: Solve for x
    x = 769,593,762.29/39,612.96
  6. Step 6: Final answer
    x = 19,427.83

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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.