Home / 16,029.26-22,119.67-8,955.53

Finding the Fourth Proportional to 16,029.26, 22,119.67 and 8,955.53

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Solution

The fourth proportional to 16,029.26, 22,119.67 and 8,955.53 is: 12,358.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,029.26 : 22,119.67 = 8,955.53 : x
  2. Step 2: Convert to fraction form
    16,029.26/22,119.67 = 8,955.53/x
  3. Step 3: Cross multiply
    16,029.26x = 22,119.67 × 8,955.53
  4. Step 4: Simplify right side
    16,029.26x = 198,093,212.90
  5. Step 5: Solve for x
    x = 198,093,212.90/16,029.26
  6. Step 6: Final answer
    x = 12,358.23

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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.