Home / 40,260.63-60,393.05-12,179.98

Finding the Fourth Proportional to 40,260.63, 60,393.05 and 12,179.98

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Solution

The fourth proportional to 40,260.63, 60,393.05 and 12,179.98 is: 18,270.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,260.63 : 60,393.05 = 12,179.98 : x
  2. Step 2: Convert to fraction form
    40,260.63/60,393.05 = 12,179.98/x
  3. Step 3: Cross multiply
    40,260.63x = 60,393.05 × 12,179.98
  4. Step 4: Simplify right side
    40,260.63x = 735,585,778.27
  5. Step 5: Solve for x
    x = 735,585,778.27/40,260.63
  6. Step 6: Final answer
    x = 18,270.60

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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.