Home / 16,028.63-22,119.30-8,955.44

Finding the Fourth Proportional to 16,028.63, 22,119.30 and 8,955.44

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Solution

The fourth proportional to 16,028.63, 22,119.30 and 8,955.44 is: 12,358.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,028.63 : 22,119.30 = 8,955.44 : x
  2. Step 2: Convert to fraction form
    16,028.63/22,119.30 = 8,955.44/x
  3. Step 3: Cross multiply
    16,028.63x = 22,119.30 × 8,955.44
  4. Step 4: Simplify right side
    16,028.63x = 198,087,953.40
  5. Step 5: Solve for x
    x = 198,087,953.40/16,028.63
  6. Step 6: Final answer
    x = 12,358.39

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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.