Home / 14,513.99-21,650.49-14,028.09

Finding the Fourth Proportional to 14,513.99, 21,650.49 and 14,028.09

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Solution

The fourth proportional to 14,513.99, 21,650.49 and 14,028.09 is: 20,925.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,513.99 : 21,650.49 = 14,028.09 : x
  2. Step 2: Convert to fraction form
    14,513.99/21,650.49 = 14,028.09/x
  3. Step 3: Cross multiply
    14,513.99x = 21,650.49 × 14,028.09
  4. Step 4: Simplify right side
    14,513.99x = 303,714,941.07
  5. Step 5: Solve for x
    x = 303,714,941.07/14,513.99
  6. Step 6: Final answer
    x = 20,925.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.