Home / 19,967.45-29,940.84-16,209.15

Finding the Fourth Proportional to 19,967.45, 29,940.84 and 16,209.15

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Solution

The fourth proportional to 19,967.45, 29,940.84 and 16,209.15 is: 24,305.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,967.45 : 29,940.84 = 16,209.15 : x
  2. Step 2: Convert to fraction form
    19,967.45/29,940.84 = 16,209.15/x
  3. Step 3: Cross multiply
    19,967.45x = 29,940.84 × 16,209.15
  4. Step 4: Simplify right side
    19,967.45x = 485,315,454.41
  5. Step 5: Solve for x
    x = 485,315,454.41/19,967.45
  6. Step 6: Final answer
    x = 24,305.34

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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.