Home / 19,535.39-26,960.51-11,039.08

Finding the Fourth Proportional to 19,535.39, 26,960.51 and 11,039.08

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Solution

The fourth proportional to 19,535.39, 26,960.51 and 11,039.08 is: 15,234.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,535.39 : 26,960.51 = 11,039.08 : x
  2. Step 2: Convert to fraction form
    19,535.39/26,960.51 = 11,039.08/x
  3. Step 3: Cross multiply
    19,535.39x = 26,960.51 × 11,039.08
  4. Step 4: Simplify right side
    19,535.39x = 297,619,036.73
  5. Step 5: Solve for x
    x = 297,619,036.73/19,535.39
  6. Step 6: Final answer
    x = 15,234.87

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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.