Home / 27,627.96-41,478.06-16,403.78

Finding the Fourth Proportional to 27,627.96, 41,478.06 and 16,403.78

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Solution

The fourth proportional to 27,627.96, 41,478.06 and 16,403.78 is: 24,627.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,627.96 : 41,478.06 = 16,403.78 : x
  2. Step 2: Convert to fraction form
    27,627.96/41,478.06 = 16,403.78/x
  3. Step 3: Cross multiply
    27,627.96x = 41,478.06 × 16,403.78
  4. Step 4: Simplify right side
    27,627.96x = 680,396,971.07
  5. Step 5: Solve for x
    x = 680,396,971.07/27,627.96
  6. Step 6: Final answer
    x = 24,627.12

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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.