Home / 40,104.21-60,163.20-13,802.70

Finding the Fourth Proportional to 40,104.21, 60,163.20 and 13,802.70

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Solution

The fourth proportional to 40,104.21, 60,163.20 and 13,802.70 is: 20,706.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,104.21 : 60,163.20 = 13,802.70 : x
  2. Step 2: Convert to fraction form
    40,104.21/60,163.20 = 13,802.70/x
  3. Step 3: Cross multiply
    40,104.21x = 60,163.20 × 13,802.70
  4. Step 4: Simplify right side
    40,104.21x = 830,414,600.64
  5. Step 5: Solve for x
    x = 830,414,600.64/40,104.21
  6. Step 6: Final answer
    x = 20,706.42

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1.5x scale

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.