Home / 12,339.06-17,026.86-7,302.39

Finding the Fourth Proportional to 12,339.06, 17,026.86 and 7,302.39

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Solution

The fourth proportional to 12,339.06, 17,026.86 and 7,302.39 is: 10,076.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,339.06 : 17,026.86 = 7,302.39 : x
  2. Step 2: Convert to fraction form
    12,339.06/17,026.86 = 7,302.39/x
  3. Step 3: Cross multiply
    12,339.06x = 17,026.86 × 7,302.39
  4. Step 4: Simplify right side
    12,339.06x = 124,336,766.48
  5. Step 5: Solve for x
    x = 124,336,766.48/12,339.06
  6. Step 6: Final answer
    x = 10,076.68

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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.