Home / 14,833.59-20,469.56-8,117.92

Finding the Fourth Proportional to 14,833.59, 20,469.56 and 8,117.92

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Solution

The fourth proportional to 14,833.59, 20,469.56 and 8,117.92 is: 11,202.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,833.59 : 20,469.56 = 8,117.92 : x
  2. Step 2: Convert to fraction form
    14,833.59/20,469.56 = 8,117.92/x
  3. Step 3: Cross multiply
    14,833.59x = 20,469.56 × 8,117.92
  4. Step 4: Simplify right side
    14,833.59x = 166,170,194.82
  5. Step 5: Solve for x
    x = 166,170,194.82/14,833.59
  6. Step 6: Final answer
    x = 11,202.29

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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.