Home / 14,154.12-21,231.18-6,353.82

Finding the Fourth Proportional to 14,154.12, 21,231.18 and 6,353.82

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Solution

The fourth proportional to 14,154.12, 21,231.18 and 6,353.82 is: 9,530.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,154.12 : 21,231.18 = 6,353.82 : x
  2. Step 2: Convert to fraction form
    14,154.12/21,231.18 = 6,353.82/x
  3. Step 3: Cross multiply
    14,154.12x = 21,231.18 × 6,353.82
  4. Step 4: Simplify right side
    14,154.12x = 134,899,096.11
  5. Step 5: Solve for x
    x = 134,899,096.11/14,154.12
  6. Step 6: Final answer
    x = 9,530.73

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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.