Home / 27,022.50-40,578.57-16,699.86

Finding the Fourth Proportional to 27,022.50, 40,578.57 and 16,699.86

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Solution

The fourth proportional to 27,022.50, 40,578.57 and 16,699.86 is: 25,077.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,022.50 : 40,578.57 = 16,699.86 : x
  2. Step 2: Convert to fraction form
    27,022.50/40,578.57 = 16,699.86/x
  3. Step 3: Cross multiply
    27,022.50x = 40,578.57 × 16,699.86
  4. Step 4: Simplify right side
    27,022.50x = 677,656,438.00
  5. Step 5: Solve for x
    x = 677,656,438.00/27,022.50
  6. Step 6: Final answer
    x = 25,077.49

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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.