Home / 16,190.80-24,221.40-14,635.60

Finding the Fourth Proportional to 16,190.80, 24,221.40 and 14,635.60

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Solution

The fourth proportional to 16,190.80, 24,221.40 and 14,635.60 is: 21,894.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,190.80 : 24,221.40 = 14,635.60 : x
  2. Step 2: Convert to fraction form
    16,190.80/24,221.40 = 14,635.60/x
  3. Step 3: Cross multiply
    16,190.80x = 24,221.40 × 14,635.60
  4. Step 4: Simplify right side
    16,190.80x = 354,494,721.84
  5. Step 5: Solve for x
    x = 354,494,721.84/16,190.80
  6. Step 6: Final answer
    x = 21,894.82

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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.