Home / 15,638.16-23,456.32-4,544.60

Finding the Fourth Proportional to 15,638.16, 23,456.32 and 4,544.60

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Solution

The fourth proportional to 15,638.16, 23,456.32 and 4,544.60 is: 6,816.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,638.16 : 23,456.32 = 4,544.60 : x
  2. Step 2: Convert to fraction form
    15,638.16/23,456.32 = 4,544.60/x
  3. Step 3: Cross multiply
    15,638.16x = 23,456.32 × 4,544.60
  4. Step 4: Simplify right side
    15,638.16x = 106,599,591.87
  5. Step 5: Solve for x
    x = 106,599,591.87/15,638.16
  6. Step 6: Final answer
    x = 6,816.63

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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.