Home / 14,538.62-20,065.12-8,253.02

Finding the Fourth Proportional to 14,538.62, 20,065.12 and 8,253.02

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Solution

The fourth proportional to 14,538.62, 20,065.12 and 8,253.02 is: 11,390.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,538.62 : 20,065.12 = 8,253.02 : x
  2. Step 2: Convert to fraction form
    14,538.62/20,065.12 = 8,253.02/x
  3. Step 3: Cross multiply
    14,538.62x = 20,065.12 × 8,253.02
  4. Step 4: Simplify right side
    14,538.62x = 165,597,836.66
  5. Step 5: Solve for x
    x = 165,597,836.66/14,538.62
  6. Step 6: Final answer
    x = 11,390.20

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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.