Home / 27,936.56-38,569.44-19,435.52

Finding the Fourth Proportional to 27,936.56, 38,569.44 and 19,435.52

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Solution

The fourth proportional to 27,936.56, 38,569.44 and 19,435.52 is: 26,832.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,936.56 : 38,569.44 = 19,435.52 : x
  2. Step 2: Convert to fraction form
    27,936.56/38,569.44 = 19,435.52/x
  3. Step 3: Cross multiply
    27,936.56x = 38,569.44 × 19,435.52
  4. Step 4: Simplify right side
    27,936.56x = 749,617,122.51
  5. Step 5: Solve for x
    x = 749,617,122.51/27,936.56
  6. Step 6: Final answer
    x = 26,832.84

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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.