Home / 12,679.06-17,498.19-7,373.50

Finding the Fourth Proportional to 12,679.06, 17,498.19 and 7,373.50

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Solution

The fourth proportional to 12,679.06, 17,498.19 and 7,373.50 is: 10,176.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,679.06 : 17,498.19 = 7,373.50 : x
  2. Step 2: Convert to fraction form
    12,679.06/17,498.19 = 7,373.50/x
  3. Step 3: Cross multiply
    12,679.06x = 17,498.19 × 7,373.50
  4. Step 4: Simplify right side
    12,679.06x = 129,022,903.97
  5. Step 5: Solve for x
    x = 129,022,903.97/12,679.06
  6. Step 6: Final answer
    x = 10,176.06

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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.