Home / 40,659.75-60,993.63-14,007.87

Finding the Fourth Proportional to 40,659.75, 60,993.63 and 14,007.87

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Solution

The fourth proportional to 40,659.75, 60,993.63 and 14,007.87 is: 21,013.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,659.75 : 60,993.63 = 14,007.87 : x
  2. Step 2: Convert to fraction form
    40,659.75/60,993.63 = 14,007.87/x
  3. Step 3: Cross multiply
    40,659.75x = 60,993.63 × 14,007.87
  4. Step 4: Simplify right side
    40,659.75x = 854,390,839.87
  5. Step 5: Solve for x
    x = 854,390,839.87/40,659.75
  6. Step 6: Final answer
    x = 21,013.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.