Home / 19,950.81-27,533.27-11,452.94

Finding the Fourth Proportional to 19,950.81, 27,533.27 and 11,452.94

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Solution

The fourth proportional to 19,950.81, 27,533.27 and 11,452.94 is: 15,805.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,950.81 : 27,533.27 = 11,452.94 : x
  2. Step 2: Convert to fraction form
    19,950.81/27,533.27 = 11,452.94/x
  3. Step 3: Cross multiply
    19,950.81x = 27,533.27 × 11,452.94
  4. Step 4: Simplify right side
    19,950.81x = 315,336,883.53
  5. Step 5: Solve for x
    x = 315,336,883.53/19,950.81
  6. Step 6: Final answer
    x = 15,805.72

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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.