Home / 17,939.53-24,730.63-11,879.63

Finding the Fourth Proportional to 17,939.53, 24,730.63 and 11,879.63

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Solution

The fourth proportional to 17,939.53, 24,730.63 and 11,879.63 is: 16,376.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,939.53 : 24,730.63 = 11,879.63 : x
  2. Step 2: Convert to fraction form
    17,939.53/24,730.63 = 11,879.63/x
  3. Step 3: Cross multiply
    17,939.53x = 24,730.63 × 11,879.63
  4. Step 4: Simplify right side
    17,939.53x = 293,790,734.07
  5. Step 5: Solve for x
    x = 293,790,734.07/17,939.53
  6. Step 6: Final answer
    x = 16,376.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.