Home / 19,100.64-26,359.92-10,716.96

Finding the Fourth Proportional to 19,100.64, 26,359.92 and 10,716.96

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Solution

The fourth proportional to 19,100.64, 26,359.92 and 10,716.96 is: 14,789.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,100.64 : 26,359.92 = 10,716.96 : x
  2. Step 2: Convert to fraction form
    19,100.64/26,359.92 = 10,716.96/x
  3. Step 3: Cross multiply
    19,100.64x = 26,359.92 × 10,716.96
  4. Step 4: Simplify right side
    19,100.64x = 282,498,208.24
  5. Step 5: Solve for x
    x = 282,498,208.24/19,100.64
  6. Step 6: Final answer
    x = 14,789.99

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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.