Home / 11,173.64-16,680.51-10,784.07

Finding the Fourth Proportional to 11,173.64, 16,680.51 and 10,784.07

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Solution

The fourth proportional to 11,173.64, 16,680.51 and 10,784.07 is: 16,098.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,173.64 : 16,680.51 = 10,784.07 : x
  2. Step 2: Convert to fraction form
    11,173.64/16,680.51 = 10,784.07/x
  3. Step 3: Cross multiply
    11,173.64x = 16,680.51 × 10,784.07
  4. Step 4: Simplify right side
    11,173.64x = 179,883,650.15
  5. Step 5: Solve for x
    x = 179,883,650.15/11,173.64
  6. Step 6: Final answer
    x = 16,098.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.