Home / 18,849.59-26,012.52-11,780.09

Finding the Fourth Proportional to 18,849.59, 26,012.52 and 11,780.09

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Solution

The fourth proportional to 18,849.59, 26,012.52 and 11,780.09 is: 16,256.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,849.59 : 26,012.52 = 11,780.09 : x
  2. Step 2: Convert to fraction form
    18,849.59/26,012.52 = 11,780.09/x
  3. Step 3: Cross multiply
    18,849.59x = 26,012.52 × 11,780.09
  4. Step 4: Simplify right side
    18,849.59x = 306,429,696.66
  5. Step 5: Solve for x
    x = 306,429,696.66/18,849.59
  6. Step 6: Final answer
    x = 16,256.58

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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.