Home / 45,190.88-67,788.32-14,025.44

Finding the Fourth Proportional to 45,190.88, 67,788.32 and 14,025.44

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Solution

The fourth proportional to 45,190.88, 67,788.32 and 14,025.44 is: 21,038.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,190.88 : 67,788.32 = 14,025.44 : x
  2. Step 2: Convert to fraction form
    45,190.88/67,788.32 = 14,025.44/x
  3. Step 3: Cross multiply
    45,190.88x = 67,788.32 × 14,025.44
  4. Step 4: Simplify right side
    45,190.88x = 950,761,014.86
  5. Step 5: Solve for x
    x = 950,761,014.86/45,190.88
  6. Step 6: Final answer
    x = 21,038.78

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1.5x scale

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.