Home / 13,416.96-18,508.97-9,440.27

Finding the Fourth Proportional to 13,416.96, 18,508.97 and 9,440.27

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Solution

The fourth proportional to 13,416.96, 18,508.97 and 9,440.27 is: 13,023.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,416.96 : 18,508.97 = 9,440.27 : x
  2. Step 2: Convert to fraction form
    13,416.96/18,508.97 = 9,440.27/x
  3. Step 3: Cross multiply
    13,416.96x = 18,508.97 × 9,440.27
  4. Step 4: Simplify right side
    13,416.96x = 174,729,605.28
  5. Step 5: Solve for x
    x = 174,729,605.28/13,416.96
  6. Step 6: Final answer
    x = 13,023.04

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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.