Home / 14,399.88-21,601.62-5,633.66

Finding the Fourth Proportional to 14,399.88, 21,601.62 and 5,633.66

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Solution

The fourth proportional to 14,399.88, 21,601.62 and 5,633.66 is: 8,451.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,399.88 : 21,601.62 = 5,633.66 : x
  2. Step 2: Convert to fraction form
    14,399.88/21,601.62 = 5,633.66/x
  3. Step 3: Cross multiply
    14,399.88x = 21,601.62 × 5,633.66
  4. Step 4: Simplify right side
    14,399.88x = 121,696,182.53
  5. Step 5: Solve for x
    x = 121,696,182.53/14,399.88
  6. Step 6: Final answer
    x = 8,451.19

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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.