Home / 27,238.31-37,584.77-15,299.36

Finding the Fourth Proportional to 27,238.31, 37,584.77 and 15,299.36

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Solution

The fourth proportional to 27,238.31, 37,584.77 and 15,299.36 is: 21,110.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,238.31 : 37,584.77 = 15,299.36 : x
  2. Step 2: Convert to fraction form
    27,238.31/37,584.77 = 15,299.36/x
  3. Step 3: Cross multiply
    27,238.31x = 37,584.77 × 15,299.36
  4. Step 4: Simplify right side
    27,238.31x = 575,022,926.75
  5. Step 5: Solve for x
    x = 575,022,926.75/27,238.31
  6. Step 6: Final answer
    x = 21,110.82

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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.