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Finding the Fourth Proportional to 12,348, 17,040.24 and 6,759.12

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Solution

The fourth proportional to 12,348, 17,040.24 and 6,759.12 is: 9,327.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,348 : 17,040.24 = 6,759.12 : x
  2. Step 2: Convert to fraction form
    12,348/17,040.24 = 6,759.12/x
  3. Step 3: Cross multiply
    12,348x = 17,040.24 × 6,759.12
  4. Step 4: Simplify right side
    12,348x = 115,177,026.99
  5. Step 5: Solve for x
    x = 115,177,026.99/12,348
  6. Step 6: Final answer
    x = 9,327.59

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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.