Home / 40,137.06-60,185.10-13,473.90

Finding the Fourth Proportional to 40,137.06, 60,185.10 and 13,473.90

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Solution

The fourth proportional to 40,137.06, 60,185.10 and 13,473.90 is: 20,203.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,137.06 : 60,185.10 = 13,473.90 : x
  2. Step 2: Convert to fraction form
    40,137.06/60,185.10 = 13,473.90/x
  3. Step 3: Cross multiply
    40,137.06x = 60,185.10 × 13,473.90
  4. Step 4: Simplify right side
    40,137.06x = 810,928,018.89
  5. Step 5: Solve for x
    x = 810,928,018.89/40,137.06
  6. Step 6: Final answer
    x = 20,203.97

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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.