Home / 27,486.12-37,930.86-14,910.92

Finding the Fourth Proportional to 27,486.12, 37,930.86 and 14,910.92

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Solution

The fourth proportional to 27,486.12, 37,930.86 and 14,910.92 is: 20,577.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,486.12 : 37,930.86 = 14,910.92 : x
  2. Step 2: Convert to fraction form
    27,486.12/37,930.86 = 14,910.92/x
  3. Step 3: Cross multiply
    27,486.12x = 37,930.86 × 14,910.92
  4. Step 4: Simplify right side
    27,486.12x = 565,584,018.99
  5. Step 5: Solve for x
    x = 565,584,018.99/27,486.12
  6. Step 6: Final answer
    x = 20,577.08

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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.