Home / 31,207.82-43,066.94-17,060.66

Finding the Fourth Proportional to 31,207.82, 43,066.94 and 17,060.66

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Solution

The fourth proportional to 31,207.82, 43,066.94 and 17,060.66 is: 23,543.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,207.82 : 43,066.94 = 17,060.66 : x
  2. Step 2: Convert to fraction form
    31,207.82/43,066.94 = 17,060.66/x
  3. Step 3: Cross multiply
    31,207.82x = 43,066.94 × 17,060.66
  4. Step 4: Simplify right side
    31,207.82x = 734,750,420.58
  5. Step 5: Solve for x
    x = 734,750,420.58/31,207.82
  6. Step 6: Final answer
    x = 23,543.79

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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.