Home / 40,219.20-60,343.20-16,852.80

Finding the Fourth Proportional to 40,219.20, 60,343.20 and 16,852.80

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Solution

The fourth proportional to 40,219.20, 60,343.20 and 16,852.80 is: 25,285.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,219.20 : 60,343.20 = 16,852.80 : x
  2. Step 2: Convert to fraction form
    40,219.20/60,343.20 = 16,852.80/x
  3. Step 3: Cross multiply
    40,219.20x = 60,343.20 × 16,852.80
  4. Step 4: Simplify right side
    40,219.20x = 1,016,951,880.96
  5. Step 5: Solve for x
    x = 1,016,951,880.96/40,219.20
  6. Step 6: Final answer
    x = 25,285.23

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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.