Home / 20,026.84-27,636.18-11,073.88

Finding the Fourth Proportional to 20,026.84, 27,636.18 and 11,073.88

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Solution

The fourth proportional to 20,026.84, 27,636.18 and 11,073.88 is: 15,281.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,026.84 : 27,636.18 = 11,073.88 : x
  2. Step 2: Convert to fraction form
    20,026.84/27,636.18 = 11,073.88/x
  3. Step 3: Cross multiply
    20,026.84x = 27,636.18 × 11,073.88
  4. Step 4: Simplify right side
    20,026.84x = 306,039,740.98
  5. Step 5: Solve for x
    x = 306,039,740.98/20,026.84
  6. Step 6: Final answer
    x = 15,281.48

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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.