Home / 16,399.42-22,627.99-11,029.59

Finding the Fourth Proportional to 16,399.42, 22,627.99 and 11,029.59

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Solution

The fourth proportional to 16,399.42, 22,627.99 and 11,029.59 is: 15,218.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,399.42 : 22,627.99 = 11,029.59 : x
  2. Step 2: Convert to fraction form
    16,399.42/22,627.99 = 11,029.59/x
  3. Step 3: Cross multiply
    16,399.42x = 22,627.99 × 11,029.59
  4. Step 4: Simplify right side
    16,399.42x = 249,577,466.01
  5. Step 5: Solve for x
    x = 249,577,466.01/16,399.42
  6. Step 6: Final answer
    x = 15,218.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.