Home / 27,156.53-37,436.73-19,065.54

Finding the Fourth Proportional to 27,156.53, 37,436.73 and 19,065.54

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Solution

The fourth proportional to 27,156.53, 37,436.73 and 19,065.54 is: 26,282.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,156.53 : 37,436.73 = 19,065.54 : x
  2. Step 2: Convert to fraction form
    27,156.53/37,436.73 = 19,065.54/x
  3. Step 3: Cross multiply
    27,156.53x = 37,436.73 × 19,065.54
  4. Step 4: Simplify right side
    27,156.53x = 713,751,473.28
  5. Step 5: Solve for x
    x = 713,751,473.28/27,156.53
  6. Step 6: Final answer
    x = 26,282.87

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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.