Home / 12,392.84-17,096.54-7,357.26

Finding the Fourth Proportional to 12,392.84, 17,096.54 and 7,357.26

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Solution

The fourth proportional to 12,392.84, 17,096.54 and 7,357.26 is: 10,149.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,392.84 : 17,096.54 = 7,357.26 : x
  2. Step 2: Convert to fraction form
    12,392.84/17,096.54 = 7,357.26/x
  3. Step 3: Cross multiply
    12,392.84x = 17,096.54 × 7,357.26
  4. Step 4: Simplify right side
    12,392.84x = 125,783,689.88
  5. Step 5: Solve for x
    x = 125,783,689.88/12,392.84
  6. Step 6: Final answer
    x = 10,149.71

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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.