Home / 27,205.56-37,542.54-15,269.88

Finding the Fourth Proportional to 27,205.56, 37,542.54 and 15,269.88

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Solution

The fourth proportional to 27,205.56, 37,542.54 and 15,269.88 is: 21,071.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,205.56 : 37,542.54 = 15,269.88 : x
  2. Step 2: Convert to fraction form
    27,205.56/37,542.54 = 15,269.88/x
  3. Step 3: Cross multiply
    27,205.56x = 37,542.54 × 15,269.88
  4. Step 4: Simplify right side
    27,205.56x = 573,270,080.70
  5. Step 5: Solve for x
    x = 573,270,080.70/27,205.56
  6. Step 6: Final answer
    x = 21,071.80

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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.