Home / 39,596.76-59,388.94-12,942.54

Finding the Fourth Proportional to 39,596.76, 59,388.94 and 12,942.54

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Solution

The fourth proportional to 39,596.76, 59,388.94 and 12,942.54 is: 19,411.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,596.76 : 59,388.94 = 12,942.54 : x
  2. Step 2: Convert to fraction form
    39,596.76/59,388.94 = 12,942.54/x
  3. Step 3: Cross multiply
    39,596.76x = 59,388.94 × 12,942.54
  4. Step 4: Simplify right side
    39,596.76x = 768,643,731.51
  5. Step 5: Solve for x
    x = 768,643,731.51/39,596.76
  6. Step 6: Final answer
    x = 19,411.78

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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.