Home / 27,635.58-38,137.14-15,060.30

Finding the Fourth Proportional to 27,635.58, 38,137.14 and 15,060.30

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Solution

The fourth proportional to 27,635.58, 38,137.14 and 15,060.30 is: 20,783.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,635.58 : 38,137.14 = 15,060.30 : x
  2. Step 2: Convert to fraction form
    27,635.58/38,137.14 = 15,060.30/x
  3. Step 3: Cross multiply
    27,635.58x = 38,137.14 × 15,060.30
  4. Step 4: Simplify right side
    27,635.58x = 574,356,769.54
  5. Step 5: Solve for x
    x = 574,356,769.54/27,635.58
  6. Step 6: Final answer
    x = 20,783.24

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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.