Home / 22,063.06-30,456.84-13,113.46

Finding the Fourth Proportional to 22,063.06, 30,456.84 and 13,113.46

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Solution

The fourth proportional to 22,063.06, 30,456.84 and 13,113.46 is: 18,102.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,063.06 : 30,456.84 = 13,113.46 : x
  2. Step 2: Convert to fraction form
    22,063.06/30,456.84 = 13,113.46/x
  3. Step 3: Cross multiply
    22,063.06x = 30,456.84 × 13,113.46
  4. Step 4: Simplify right side
    22,063.06x = 399,394,553.07
  5. Step 5: Solve for x
    x = 399,394,553.07/22,063.06
  6. Step 6: Final answer
    x = 18,102.41

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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.