Home / 27,272.77-37,620.11-16,643.95

Finding the Fourth Proportional to 27,272.77, 37,620.11 and 16,643.95

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Solution

The fourth proportional to 27,272.77, 37,620.11 and 16,643.95 is: 22,958.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,272.77 : 37,620.11 = 16,643.95 : x
  2. Step 2: Convert to fraction form
    27,272.77/37,620.11 = 16,643.95/x
  3. Step 3: Cross multiply
    27,272.77x = 37,620.11 × 16,643.95
  4. Step 4: Simplify right side
    27,272.77x = 626,147,177.39
  5. Step 5: Solve for x
    x = 626,147,177.39/27,272.77
  6. Step 6: Final answer
    x = 22,958.70

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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.