Home / 42,604.20-63,906.30-11,014.20

Finding the Fourth Proportional to 42,604.20, 63,906.30 and 11,014.20

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Solution

The fourth proportional to 42,604.20, 63,906.30 and 11,014.20 is: 16,521.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,604.20 : 63,906.30 = 11,014.20 : x
  2. Step 2: Convert to fraction form
    42,604.20/63,906.30 = 11,014.20/x
  3. Step 3: Cross multiply
    42,604.20x = 63,906.30 × 11,014.20
  4. Step 4: Simplify right side
    42,604.20x = 703,876,769.46
  5. Step 5: Solve for x
    x = 703,876,769.46/42,604.20
  6. Step 6: Final answer
    x = 16,521.30

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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.