Home / 30,727.40-46,096.98-12,006.68

Finding the Fourth Proportional to 30,727.40, 46,096.98 and 12,006.68

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Solution

The fourth proportional to 30,727.40, 46,096.98 and 12,006.68 is: 18,012.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,727.40 : 46,096.98 = 12,006.68 : x
  2. Step 2: Convert to fraction form
    30,727.40/46,096.98 = 12,006.68/x
  3. Step 3: Cross multiply
    30,727.40x = 46,096.98 × 12,006.68
  4. Step 4: Simplify right side
    30,727.40x = 553,471,687.83
  5. Step 5: Solve for x
    x = 553,471,687.83/30,727.40
  6. Step 6: Final answer
    x = 18,012.32

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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.