Home / 13,654.86-20,482.56-5,863.74

Finding the Fourth Proportional to 13,654.86, 20,482.56 and 5,863.74

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Solution

The fourth proportional to 13,654.86, 20,482.56 and 5,863.74 is: 8,795.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,654.86 : 20,482.56 = 5,863.74 : x
  2. Step 2: Convert to fraction form
    13,654.86/20,482.56 = 5,863.74/x
  3. Step 3: Cross multiply
    13,654.86x = 20,482.56 × 5,863.74
  4. Step 4: Simplify right side
    13,654.86x = 120,104,406.37
  5. Step 5: Solve for x
    x = 120,104,406.37/13,654.86
  6. Step 6: Final answer
    x = 8,795.73

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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.