Home / 19,394.04-26,756.76-11,005.68

Finding the Fourth Proportional to 19,394.04, 26,756.76 and 11,005.68

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Solution

The fourth proportional to 19,394.04, 26,756.76 and 11,005.68 is: 15,183.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,394.04 : 26,756.76 = 11,005.68 : x
  2. Step 2: Convert to fraction form
    19,394.04/26,756.76 = 11,005.68/x
  3. Step 3: Cross multiply
    19,394.04x = 26,756.76 × 11,005.68
  4. Step 4: Simplify right side
    19,394.04x = 294,476,338.40
  5. Step 5: Solve for x
    x = 294,476,338.40/19,394.04
  6. Step 6: Final answer
    x = 15,183.86

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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.