Home / 11,721.93-16,183.80-10,460.82

Finding the Fourth Proportional to 11,721.93, 16,183.80 and 10,460.82

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Solution

The fourth proportional to 11,721.93, 16,183.80 and 10,460.82 is: 14,442.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,721.93 : 16,183.80 = 10,460.82 : x
  2. Step 2: Convert to fraction form
    11,721.93/16,183.80 = 10,460.82/x
  3. Step 3: Cross multiply
    11,721.93x = 16,183.80 × 10,460.82
  4. Step 4: Simplify right side
    11,721.93x = 169,295,818.72
  5. Step 5: Solve for x
    x = 169,295,818.72/11,721.93
  6. Step 6: Final answer
    x = 14,442.66

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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.