Home / 22,139.90-33,231.45-11,059.10

Finding the Fourth Proportional to 22,139.90, 33,231.45 and 11,059.10

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Solution

The fourth proportional to 22,139.90, 33,231.45 and 11,059.10 is: 16,599.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,139.90 : 33,231.45 = 11,059.10 : x
  2. Step 2: Convert to fraction form
    22,139.90/33,231.45 = 11,059.10/x
  3. Step 3: Cross multiply
    22,139.90x = 33,231.45 × 11,059.10
  4. Step 4: Simplify right side
    22,139.90x = 367,509,928.70
  5. Step 5: Solve for x
    x = 367,509,928.70/22,139.90
  6. Step 6: Final answer
    x = 16,599.44

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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.