Home / 12,801.04-19,194-5,000.80

Finding the Fourth Proportional to 12,801.04, 19,194 and 5,000.80

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Solution

The fourth proportional to 12,801.04, 19,194 and 5,000.80 is: 7,498.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,801.04 : 19,194 = 5,000.80 : x
  2. Step 2: Convert to fraction form
    12,801.04/19,194 = 5,000.80/x
  3. Step 3: Cross multiply
    12,801.04x = 19,194 × 5,000.80
  4. Step 4: Simplify right side
    12,801.04x = 95,985,355.20
  5. Step 5: Solve for x
    x = 95,985,355.20/12,801.04
  6. Step 6: Final answer
    x = 7,498.25

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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.