Home / 27,857.64-38,441.52-16,526.64

Finding the Fourth Proportional to 27,857.64, 38,441.52 and 16,526.64

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Solution

The fourth proportional to 27,857.64, 38,441.52 and 16,526.64 is: 22,805.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,857.64 : 38,441.52 = 16,526.64 : x
  2. Step 2: Convert to fraction form
    27,857.64/38,441.52 = 16,526.64/x
  3. Step 3: Cross multiply
    27,857.64x = 38,441.52 × 16,526.64
  4. Step 4: Simplify right side
    27,857.64x = 635,309,162.09
  5. Step 5: Solve for x
    x = 635,309,162.09/27,857.64
  6. Step 6: Final answer
    x = 22,805.56

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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.