Home / 14,071.13-19,416.47-8,104.73

Finding the Fourth Proportional to 14,071.13, 19,416.47 and 8,104.73

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Solution

The fourth proportional to 14,071.13, 19,416.47 and 8,104.73 is: 11,183.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,071.13 : 19,416.47 = 8,104.73 : x
  2. Step 2: Convert to fraction form
    14,071.13/19,416.47 = 8,104.73/x
  3. Step 3: Cross multiply
    14,071.13x = 19,416.47 × 8,104.73
  4. Step 4: Simplify right side
    14,071.13x = 157,365,254.92
  5. Step 5: Solve for x
    x = 157,365,254.92/14,071.13
  6. Step 6: Final answer
    x = 11,183.56

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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.