Home / 40,350.54-60,525.78-12,270.48

Finding the Fourth Proportional to 40,350.54, 60,525.78 and 12,270.48

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Solution

The fourth proportional to 40,350.54, 60,525.78 and 12,270.48 is: 18,405.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,350.54 : 60,525.78 = 12,270.48 : x
  2. Step 2: Convert to fraction form
    40,350.54/60,525.78 = 12,270.48/x
  3. Step 3: Cross multiply
    40,350.54x = 60,525.78 × 12,270.48
  4. Step 4: Simplify right side
    40,350.54x = 742,680,372.97
  5. Step 5: Solve for x
    x = 742,680,372.97/40,350.54
  6. Step 6: Final answer
    x = 18,405.71

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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.