Home / 25,768.18-38,652.54-8,237.62

Finding the Fourth Proportional to 25,768.18, 38,652.54 and 8,237.62

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Solution

The fourth proportional to 25,768.18, 38,652.54 and 8,237.62 is: 12,356.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,768.18 : 38,652.54 = 8,237.62 : x
  2. Step 2: Convert to fraction form
    25,768.18/38,652.54 = 8,237.62/x
  3. Step 3: Cross multiply
    25,768.18x = 38,652.54 × 8,237.62
  4. Step 4: Simplify right side
    25,768.18x = 318,404,936.55
  5. Step 5: Solve for x
    x = 318,404,936.55/25,768.18
  6. Step 6: Final answer
    x = 12,356.52

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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.