Home / 18,498.92-27,713.82-14,386.28

Finding the Fourth Proportional to 18,498.92, 27,713.82 and 14,386.28

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Solution

The fourth proportional to 18,498.92, 27,713.82 and 14,386.28 is: 21,552.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,498.92 : 27,713.82 = 14,386.28 : x
  2. Step 2: Convert to fraction form
    18,498.92/27,713.82 = 14,386.28/x
  3. Step 3: Cross multiply
    18,498.92x = 27,713.82 × 14,386.28
  4. Step 4: Simplify right side
    18,498.92x = 398,698,774.39
  5. Step 5: Solve for x
    x = 398,698,774.39/18,498.92
  6. Step 6: Final answer
    x = 21,552.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.