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Finding the Fourth Proportional to 27,525.92, 37,985.37 and 15,260.99

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Solution

The fourth proportional to 27,525.92, 37,985.37 and 15,260.99 is: 21,059.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,525.92 : 37,985.37 = 15,260.99 : x
  2. Step 2: Convert to fraction form
    27,525.92/37,985.37 = 15,260.99/x
  3. Step 3: Cross multiply
    27,525.92x = 37,985.37 × 15,260.99
  4. Step 4: Simplify right side
    27,525.92x = 579,694,351.72
  5. Step 5: Solve for x
    x = 579,694,351.72/27,525.92
  6. Step 6: Final answer
    x = 21,059.94

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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.