Home / 13,654.76-20,482.56-5,334.44

Finding the Fourth Proportional to 13,654.76, 20,482.56 and 5,334.44

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Solution

The fourth proportional to 13,654.76, 20,482.56 and 5,334.44 is: 8,001.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,654.76 : 20,482.56 = 5,334.44 : x
  2. Step 2: Convert to fraction form
    13,654.76/20,482.56 = 5,334.44/x
  3. Step 3: Cross multiply
    13,654.76x = 20,482.56 × 5,334.44
  4. Step 4: Simplify right side
    13,654.76x = 109,262,987.37
  5. Step 5: Solve for x
    x = 109,262,987.37/13,654.76
  6. Step 6: Final answer
    x = 8,001.82

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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.