Home / 27,365.88-37,768.83-19,837.13

Finding the Fourth Proportional to 27,365.88, 37,768.83 and 19,837.13

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Solution

The fourth proportional to 27,365.88, 37,768.83 and 19,837.13 is: 27,378.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,365.88 : 37,768.83 = 19,837.13 : x
  2. Step 2: Convert to fraction form
    27,365.88/37,768.83 = 19,837.13/x
  3. Step 3: Cross multiply
    27,365.88x = 37,768.83 × 19,837.13
  4. Step 4: Simplify right side
    27,365.88x = 749,225,285.08
  5. Step 5: Solve for x
    x = 749,225,285.08/27,365.88
  6. Step 6: Final answer
    x = 27,378.08

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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.