Home / 20,025.20-29,965.80-14,841.20

Finding the Fourth Proportional to 20,025.20, 29,965.80 and 14,841.20

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Solution

The fourth proportional to 20,025.20, 29,965.80 and 14,841.20 is: 22,208.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,025.20 : 29,965.80 = 14,841.20 : x
  2. Step 2: Convert to fraction form
    20,025.20/29,965.80 = 14,841.20/x
  3. Step 3: Cross multiply
    20,025.20x = 29,965.80 × 14,841.20
  4. Step 4: Simplify right side
    20,025.20x = 444,728,430.96
  5. Step 5: Solve for x
    x = 444,728,430.96/20,025.20
  6. Step 6: Final answer
    x = 22,208.44

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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.