Home / 27,525.52-37,947.60-18,911.44

Finding the Fourth Proportional to 27,525.52, 37,947.60 and 18,911.44

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Solution

The fourth proportional to 27,525.52, 37,947.60 and 18,911.44 is: 26,071.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,525.52 : 37,947.60 = 18,911.44 : x
  2. Step 2: Convert to fraction form
    27,525.52/37,947.60 = 18,911.44/x
  3. Step 3: Cross multiply
    27,525.52x = 37,947.60 × 18,911.44
  4. Step 4: Simplify right side
    27,525.52x = 717,643,760.54
  5. Step 5: Solve for x
    x = 717,643,760.54/27,525.52
  6. Step 6: Final answer
    x = 26,071.94

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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.