Home / 27,156.51-37,436.72-19,065.56

Finding the Fourth Proportional to 27,156.51, 37,436.72 and 19,065.56

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Solution

The fourth proportional to 27,156.51, 37,436.72 and 19,065.56 is: 26,282.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,156.51 : 37,436.72 = 19,065.56 : x
  2. Step 2: Convert to fraction form
    27,156.51/37,436.72 = 19,065.56/x
  3. Step 3: Cross multiply
    27,156.51x = 37,436.72 × 19,065.56
  4. Step 4: Simplify right side
    27,156.51x = 713,751,748.85
  5. Step 5: Solve for x
    x = 713,751,748.85/27,156.51
  6. Step 6: Final answer
    x = 26,282.90

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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.