Home / 27,486.21-37,930.95-14,910.96

Finding the Fourth Proportional to 27,486.21, 37,930.95 and 14,910.96

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Solution

The fourth proportional to 27,486.21, 37,930.95 and 14,910.96 is: 20,577.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,486.21 : 37,930.95 = 14,910.96 : x
  2. Step 2: Convert to fraction form
    27,486.21/37,930.95 = 14,910.96/x
  3. Step 3: Cross multiply
    27,486.21x = 37,930.95 × 14,910.96
  4. Step 4: Simplify right side
    27,486.21x = 565,586,878.21
  5. Step 5: Solve for x
    x = 565,586,878.21/27,486.21
  6. Step 6: Final answer
    x = 20,577.11

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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.