Home / 28,229.04-42,355.44-14,202

Finding the Fourth Proportional to 28,229.04, 42,355.44 and 14,202

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Solution

The fourth proportional to 28,229.04, 42,355.44 and 14,202 is: 21,308.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,229.04 : 42,355.44 = 14,202 : x
  2. Step 2: Convert to fraction form
    28,229.04/42,355.44 = 14,202/x
  3. Step 3: Cross multiply
    28,229.04x = 42,355.44 × 14,202
  4. Step 4: Simplify right side
    28,229.04x = 601,531,958.88
  5. Step 5: Solve for x
    x = 601,531,958.88/28,229.04
  6. Step 6: Final answer
    x = 21,308.98

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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.