Home / 30,448.98-45,673.71-10,723.02

Finding the Fourth Proportional to 30,448.98, 45,673.71 and 10,723.02

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Solution

The fourth proportional to 30,448.98, 45,673.71 and 10,723.02 is: 16,084.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,448.98 : 45,673.71 = 10,723.02 : x
  2. Step 2: Convert to fraction form
    30,448.98/45,673.71 = 10,723.02/x
  3. Step 3: Cross multiply
    30,448.98x = 45,673.71 × 10,723.02
  4. Step 4: Simplify right side
    30,448.98x = 489,760,105.80
  5. Step 5: Solve for x
    x = 489,760,105.80/30,448.98
  6. Step 6: Final answer
    x = 16,084.61

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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.