Home / 25,968.11-38,946.56-8,200.14

Finding the Fourth Proportional to 25,968.11, 38,946.56 and 8,200.14

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Solution

The fourth proportional to 25,968.11, 38,946.56 and 8,200.14 is: 12,298.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,968.11 : 38,946.56 = 8,200.14 : x
  2. Step 2: Convert to fraction form
    25,968.11/38,946.56 = 8,200.14/x
  3. Step 3: Cross multiply
    25,968.11x = 38,946.56 × 8,200.14
  4. Step 4: Simplify right side
    25,968.11x = 319,367,203.52
  5. Step 5: Solve for x
    x = 319,367,203.52/25,968.11
  6. Step 6: Final answer
    x = 12,298.44

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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.