Home / 30,824.07-46,262.31-12,117.18

Finding the Fourth Proportional to 30,824.07, 46,262.31 and 12,117.18

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Solution

The fourth proportional to 30,824.07, 46,262.31 and 12,117.18 is: 18,186.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,824.07 : 46,262.31 = 12,117.18 : x
  2. Step 2: Convert to fraction form
    30,824.07/46,262.31 = 12,117.18/x
  3. Step 3: Cross multiply
    30,824.07x = 46,262.31 × 12,117.18
  4. Step 4: Simplify right side
    30,824.07x = 560,568,737.49
  5. Step 5: Solve for x
    x = 560,568,737.49/30,824.07
  6. Step 6: Final answer
    x = 18,186.07

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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.