Home / 16,980.33-23,441.10-11,948.88

Finding the Fourth Proportional to 16,980.33, 23,441.10 and 11,948.88

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Solution

The fourth proportional to 16,980.33, 23,441.10 and 11,948.88 is: 16,495.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,980.33 : 23,441.10 = 11,948.88 : x
  2. Step 2: Convert to fraction form
    16,980.33/23,441.10 = 11,948.88/x
  3. Step 3: Cross multiply
    16,980.33x = 23,441.10 × 11,948.88
  4. Step 4: Simplify right side
    16,980.33x = 280,094,890.97
  5. Step 5: Solve for x
    x = 280,094,890.97/16,980.33
  6. Step 6: Final answer
    x = 16,495.26

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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.