Home / 11,451.06-17,264.87-11,379.98

Finding the Fourth Proportional to 11,451.06, 17,264.87 and 11,379.98

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Solution

The fourth proportional to 11,451.06, 17,264.87 and 11,379.98 is: 17,157.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,451.06 : 17,264.87 = 11,379.98 : x
  2. Step 2: Convert to fraction form
    11,451.06/17,264.87 = 11,379.98/x
  3. Step 3: Cross multiply
    11,451.06x = 17,264.87 × 11,379.98
  4. Step 4: Simplify right side
    11,451.06x = 196,473,904.24
  5. Step 5: Solve for x
    x = 196,473,904.24/11,451.06
  6. Step 6: Final answer
    x = 17,157.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.