Home / 40,351.20-60,512.40-14,056.80

Finding the Fourth Proportional to 40,351.20, 60,512.40 and 14,056.80

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Solution

The fourth proportional to 40,351.20, 60,512.40 and 14,056.80 is: 21,080.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,351.20 : 60,512.40 = 14,056.80 : x
  2. Step 2: Convert to fraction form
    40,351.20/60,512.40 = 14,056.80/x
  3. Step 3: Cross multiply
    40,351.20x = 60,512.40 × 14,056.80
  4. Step 4: Simplify right side
    40,351.20x = 850,610,704.32
  5. Step 5: Solve for x
    x = 850,610,704.32/40,351.20
  6. Step 6: Final answer
    x = 21,080.18

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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.