Home / 19,537.91-26,963.45-11,039.81

Finding the Fourth Proportional to 19,537.91, 26,963.45 and 11,039.81

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Solution

The fourth proportional to 19,537.91, 26,963.45 and 11,039.81 is: 15,235.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,537.91 : 26,963.45 = 11,039.81 : x
  2. Step 2: Convert to fraction form
    19,537.91/26,963.45 = 11,039.81/x
  3. Step 3: Cross multiply
    19,537.91x = 26,963.45 × 11,039.81
  4. Step 4: Simplify right side
    19,537.91x = 297,671,480.65
  5. Step 5: Solve for x
    x = 297,671,480.65/19,537.91
  6. Step 6: Final answer
    x = 15,235.58

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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.