Home / 20,026.34-27,635.60-11,073.68

Finding the Fourth Proportional to 20,026.34, 27,635.60 and 11,073.68

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Solution

The fourth proportional to 20,026.34, 27,635.60 and 11,073.68 is: 15,281.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,026.34 : 27,635.60 = 11,073.68 : x
  2. Step 2: Convert to fraction form
    20,026.34/27,635.60 = 11,073.68/x
  3. Step 3: Cross multiply
    20,026.34x = 27,635.60 × 11,073.68
  4. Step 4: Simplify right side
    20,026.34x = 306,027,597.46
  5. Step 5: Solve for x
    x = 306,027,597.46/20,026.34
  6. Step 6: Final answer
    x = 15,281.26

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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.