Home / 14,421.14-21,632.61-6,099.60

Finding the Fourth Proportional to 14,421.14, 21,632.61 and 6,099.60

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Solution

The fourth proportional to 14,421.14, 21,632.61 and 6,099.60 is: 9,149.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,421.14 : 21,632.61 = 6,099.60 : x
  2. Step 2: Convert to fraction form
    14,421.14/21,632.61 = 6,099.60/x
  3. Step 3: Cross multiply
    14,421.14x = 21,632.61 × 6,099.60
  4. Step 4: Simplify right side
    14,421.14x = 131,950,267.96
  5. Step 5: Solve for x
    x = 131,950,267.96/14,421.14
  6. Step 6: Final answer
    x = 9,149.78

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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.