Home / 40,186.71-60,273.21-10,604.85

Finding the Fourth Proportional to 40,186.71, 60,273.21 and 10,604.85

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Solution

The fourth proportional to 40,186.71, 60,273.21 and 10,604.85 is: 15,905.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,186.71 : 60,273.21 = 10,604.85 : x
  2. Step 2: Convert to fraction form
    40,186.71/60,273.21 = 10,604.85/x
  3. Step 3: Cross multiply
    40,186.71x = 60,273.21 × 10,604.85
  4. Step 4: Simplify right side
    40,186.71x = 639,188,351.07
  5. Step 5: Solve for x
    x = 639,188,351.07/40,186.71
  6. Step 6: Final answer
    x = 15,905.47

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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.