Home / 19,456.82-26,844.18-11,501.72

Finding the Fourth Proportional to 19,456.82, 26,844.18 and 11,501.72

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Solution

The fourth proportional to 19,456.82, 26,844.18 and 11,501.72 is: 15,868.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,456.82 : 26,844.18 = 11,501.72 : x
  2. Step 2: Convert to fraction form
    19,456.82/26,844.18 = 11,501.72/x
  3. Step 3: Cross multiply
    19,456.82x = 26,844.18 × 11,501.72
  4. Step 4: Simplify right side
    19,456.82x = 308,754,241.99
  5. Step 5: Solve for x
    x = 308,754,241.99/19,456.82
  6. Step 6: Final answer
    x = 15,868.69

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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.