Home / 27,277.30-37,659.36-18,794.53

Finding the Fourth Proportional to 27,277.30, 37,659.36 and 18,794.53

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Solution

The fourth proportional to 27,277.30, 37,659.36 and 18,794.53 is: 25,947.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,277.30 : 37,659.36 = 18,794.53 : x
  2. Step 2: Convert to fraction form
    27,277.30/37,659.36 = 18,794.53/x
  3. Step 3: Cross multiply
    27,277.30x = 37,659.36 × 18,794.53
  4. Step 4: Simplify right side
    27,277.30x = 707,789,971.30
  5. Step 5: Solve for x
    x = 707,789,971.30/27,277.30
  6. Step 6: Final answer
    x = 25,947.95

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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.