Home / 14,349.12-21,524.91-3,960.87

Finding the Fourth Proportional to 14,349.12, 21,524.91 and 3,960.87

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Solution

The fourth proportional to 14,349.12, 21,524.91 and 3,960.87 is: 5,941.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,349.12 : 21,524.91 = 3,960.87 : x
  2. Step 2: Convert to fraction form
    14,349.12/21,524.91 = 3,960.87/x
  3. Step 3: Cross multiply
    14,349.12x = 21,524.91 × 3,960.87
  4. Step 4: Simplify right side
    14,349.12x = 85,257,370.27
  5. Step 5: Solve for x
    x = 85,257,370.27/14,349.12
  6. Step 6: Final answer
    x = 5,941.64

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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.