Home / 45,601.79-68,356.20-25,838.60

Finding the Fourth Proportional to 45,601.79, 68,356.20 and 25,838.60

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Solution

The fourth proportional to 45,601.79, 68,356.20 and 25,838.60 is: 38,731.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,601.79 : 68,356.20 = 25,838.60 : x
  2. Step 2: Convert to fraction form
    45,601.79/68,356.20 = 25,838.60/x
  3. Step 3: Cross multiply
    45,601.79x = 68,356.20 × 25,838.60
  4. Step 4: Simplify right side
    45,601.79x = 1,766,228,264.43
  5. Step 5: Solve for x
    x = 1,766,228,264.43/45,601.79
  6. Step 6: Final answer
    x = 38,731.56

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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.