Home / 14,515.11-20,027.25-9,207.99

Finding the Fourth Proportional to 14,515.11, 20,027.25 and 9,207.99

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Solution

The fourth proportional to 14,515.11, 20,027.25 and 9,207.99 is: 12,704.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,515.11 : 20,027.25 = 9,207.99 : x
  2. Step 2: Convert to fraction form
    14,515.11/20,027.25 = 9,207.99/x
  3. Step 3: Cross multiply
    14,515.11x = 20,027.25 × 9,207.99
  4. Step 4: Simplify right side
    14,515.11x = 184,410,717.73
  5. Step 5: Solve for x
    x = 184,410,717.73/14,515.11
  6. Step 6: Final answer
    x = 12,704.74

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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.