Home / 34,984.52-52,469.40-12,808.28

Finding the Fourth Proportional to 34,984.52, 52,469.40 and 12,808.28

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Solution

The fourth proportional to 34,984.52, 52,469.40 and 12,808.28 is: 19,209.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,984.52 : 52,469.40 = 12,808.28 : x
  2. Step 2: Convert to fraction form
    34,984.52/52,469.40 = 12,808.28/x
  3. Step 3: Cross multiply
    34,984.52x = 52,469.40 × 12,808.28
  4. Step 4: Simplify right side
    34,984.52x = 672,042,766.63
  5. Step 5: Solve for x
    x = 672,042,766.63/34,984.52
  6. Step 6: Final answer
    x = 19,209.72

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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.