Home / 39,293.94-58,949.82-12,998.64

Finding the Fourth Proportional to 39,293.94, 58,949.82 and 12,998.64

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Solution

The fourth proportional to 39,293.94, 58,949.82 and 12,998.64 is: 19,500.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,293.94 : 58,949.82 = 12,998.64 : x
  2. Step 2: Convert to fraction form
    39,293.94/58,949.82 = 12,998.64/x
  3. Step 3: Cross multiply
    39,293.94x = 58,949.82 × 12,998.64
  4. Step 4: Simplify right side
    39,293.94x = 766,267,488.24
  5. Step 5: Solve for x
    x = 766,267,488.24/39,293.94
  6. Step 6: Final answer
    x = 19,500.91

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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.