Home / 19,523.82-26,941.81-11,456.39

Finding the Fourth Proportional to 19,523.82, 26,941.81 and 11,456.39

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Solution

The fourth proportional to 19,523.82, 26,941.81 and 11,456.39 is: 15,809.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,523.82 : 26,941.81 = 11,456.39 : x
  2. Step 2: Convert to fraction form
    19,523.82/26,941.81 = 11,456.39/x
  3. Step 3: Cross multiply
    19,523.82x = 26,941.81 × 11,456.39
  4. Step 4: Simplify right side
    19,523.82x = 308,655,882.67
  5. Step 5: Solve for x
    x = 308,655,882.67/19,523.82
  6. Step 6: Final answer
    x = 15,809.20

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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.