Home / 40,205.45-60,308.33-16,815.48

Finding the Fourth Proportional to 40,205.45, 60,308.33 and 16,815.48

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Solution

The fourth proportional to 40,205.45, 60,308.33 and 16,815.48 is: 25,223.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,205.45 : 60,308.33 = 16,815.48 : x
  2. Step 2: Convert to fraction form
    40,205.45/60,308.33 = 16,815.48/x
  3. Step 3: Cross multiply
    40,205.45x = 60,308.33 × 16,815.48
  4. Step 4: Simplify right side
    40,205.45x = 1,014,113,432.87
  5. Step 5: Solve for x
    x = 1,014,113,432.87/40,205.45
  6. Step 6: Final answer
    x = 25,223.29

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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.