Home / 40,604.20-60,906.30-14,311.60

Finding the Fourth Proportional to 40,604.20, 60,906.30 and 14,311.60

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Solution

The fourth proportional to 40,604.20, 60,906.30 and 14,311.60 is: 21,467.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,604.20 : 60,906.30 = 14,311.60 : x
  2. Step 2: Convert to fraction form
    40,604.20/60,906.30 = 14,311.60/x
  3. Step 3: Cross multiply
    40,604.20x = 60,906.30 × 14,311.60
  4. Step 4: Simplify right side
    40,604.20x = 871,666,603.08
  5. Step 5: Solve for x
    x = 871,666,603.08/40,604.20
  6. Step 6: Final answer
    x = 21,467.40

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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.