Home / 14,591.03-20,134.79-8,623.25

Finding the Fourth Proportional to 14,591.03, 20,134.79 and 8,623.25

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Solution

The fourth proportional to 14,591.03, 20,134.79 and 8,623.25 is: 11,899.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,591.03 : 20,134.79 = 8,623.25 : x
  2. Step 2: Convert to fraction form
    14,591.03/20,134.79 = 8,623.25/x
  3. Step 3: Cross multiply
    14,591.03x = 20,134.79 × 8,623.25
  4. Step 4: Simplify right side
    14,591.03x = 173,627,291.92
  5. Step 5: Solve for x
    x = 173,627,291.92/14,591.03
  6. Step 6: Final answer
    x = 11,899.60

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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.