Home / 14,451.36-21,636.99-7,416.24

Finding the Fourth Proportional to 14,451.36, 21,636.99 and 7,416.24

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Solution

The fourth proportional to 14,451.36, 21,636.99 and 7,416.24 is: 11,103.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,451.36 : 21,636.99 = 7,416.24 : x
  2. Step 2: Convert to fraction form
    14,451.36/21,636.99 = 7,416.24/x
  3. Step 3: Cross multiply
    14,451.36x = 21,636.99 × 7,416.24
  4. Step 4: Simplify right side
    14,451.36x = 160,465,110.72
  5. Step 5: Solve for x
    x = 160,465,110.72/14,451.36
  6. Step 6: Final answer
    x = 11,103.81

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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.