Home / 14,625.21-20,173.50-9,589.76

Finding the Fourth Proportional to 14,625.21, 20,173.50 and 9,589.76

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Solution

The fourth proportional to 14,625.21, 20,173.50 and 9,589.76 is: 13,227.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,625.21 : 20,173.50 = 9,589.76 : x
  2. Step 2: Convert to fraction form
    14,625.21/20,173.50 = 9,589.76/x
  3. Step 3: Cross multiply
    14,625.21x = 20,173.50 × 9,589.76
  4. Step 4: Simplify right side
    14,625.21x = 193,459,023.36
  5. Step 5: Solve for x
    x = 193,459,023.36/14,625.21
  6. Step 6: Final answer
    x = 13,227.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.