Home / 40,433.45-60,611.90-14,121.14

Finding the Fourth Proportional to 40,433.45, 60,611.90 and 14,121.14

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Solution

The fourth proportional to 40,433.45, 60,611.90 and 14,121.14 is: 21,168.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,433.45 : 60,611.90 = 14,121.14 : x
  2. Step 2: Convert to fraction form
    40,433.45/60,611.90 = 14,121.14/x
  3. Step 3: Cross multiply
    40,433.45x = 60,611.90 × 14,121.14
  4. Step 4: Simplify right side
    40,433.45x = 855,908,751.90
  5. Step 5: Solve for x
    x = 855,908,751.90/40,433.45
  6. Step 6: Final answer
    x = 21,168.34

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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.