Home / 40,186.62-60,289.92-12,106.04

Finding the Fourth Proportional to 40,186.62, 60,289.92 and 12,106.04

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Solution

The fourth proportional to 40,186.62, 60,289.92 and 12,106.04 is: 18,162.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,186.62 : 60,289.92 = 12,106.04 : x
  2. Step 2: Convert to fraction form
    40,186.62/60,289.92 = 12,106.04/x
  3. Step 3: Cross multiply
    40,186.62x = 60,289.92 × 12,106.04
  4. Step 4: Simplify right side
    40,186.62x = 729,871,881.67
  5. Step 5: Solve for x
    x = 729,871,881.67/40,186.62
  6. Step 6: Final answer
    x = 18,162.06

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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.