Home / 12,932.30-19,397.43-4,048.99

Finding the Fourth Proportional to 12,932.30, 19,397.43 and 4,048.99

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Solution

The fourth proportional to 12,932.30, 19,397.43 and 4,048.99 is: 6,073.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,932.30 : 19,397.43 = 4,048.99 : x
  2. Step 2: Convert to fraction form
    12,932.30/19,397.43 = 4,048.99/x
  3. Step 3: Cross multiply
    12,932.30x = 19,397.43 × 4,048.99
  4. Step 4: Simplify right side
    12,932.30x = 78,539,951.60
  5. Step 5: Solve for x
    x = 78,539,951.60/12,932.30
  6. Step 6: Final answer
    x = 6,073.16

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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.