Home / 17,192.75-23,725.58-9,639.45

Finding the Fourth Proportional to 17,192.75, 23,725.58 and 9,639.45

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Solution

The fourth proportional to 17,192.75, 23,725.58 and 9,639.45 is: 13,302.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,192.75 : 23,725.58 = 9,639.45 : x
  2. Step 2: Convert to fraction form
    17,192.75/23,725.58 = 9,639.45/x
  3. Step 3: Cross multiply
    17,192.75x = 23,725.58 × 9,639.45
  4. Step 4: Simplify right side
    17,192.75x = 228,701,493.93
  5. Step 5: Solve for x
    x = 228,701,493.93/17,192.75
  6. Step 6: Final answer
    x = 13,302.21

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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.