Home / 16,672.26-23,009.70-9,504.78

Finding the Fourth Proportional to 16,672.26, 23,009.70 and 9,504.78

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Solution

The fourth proportional to 16,672.26, 23,009.70 and 9,504.78 is: 13,117.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,672.26 : 23,009.70 = 9,504.78 : x
  2. Step 2: Convert to fraction form
    16,672.26/23,009.70 = 9,504.78/x
  3. Step 3: Cross multiply
    16,672.26x = 23,009.70 × 9,504.78
  4. Step 4: Simplify right side
    16,672.26x = 218,702,136.37
  5. Step 5: Solve for x
    x = 218,702,136.37/16,672.26
  6. Step 6: Final answer
    x = 13,117.73

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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.