Home / 40,422.48-60,618.94-15,450.18

Finding the Fourth Proportional to 40,422.48, 60,618.94 and 15,450.18

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Solution

The fourth proportional to 40,422.48, 60,618.94 and 15,450.18 is: 23,169.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,422.48 : 60,618.94 = 15,450.18 : x
  2. Step 2: Convert to fraction form
    40,422.48/60,618.94 = 15,450.18/x
  3. Step 3: Cross multiply
    40,422.48x = 60,618.94 × 15,450.18
  4. Step 4: Simplify right side
    40,422.48x = 936,573,534.41
  5. Step 5: Solve for x
    x = 936,573,534.41/40,422.48
  6. Step 6: Final answer
    x = 23,169.62

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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.