Home / 40,418.46-60,618.09-15,449.34

Finding the Fourth Proportional to 40,418.46, 60,618.09 and 15,449.34

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Solution

The fourth proportional to 40,418.46, 60,618.09 and 15,449.34 is: 23,170.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,418.46 : 60,618.09 = 15,449.34 : x
  2. Step 2: Convert to fraction form
    40,418.46/60,618.09 = 15,449.34/x
  3. Step 3: Cross multiply
    40,418.46x = 60,618.09 × 15,449.34
  4. Step 4: Simplify right side
    40,418.46x = 936,509,482.56
  5. Step 5: Solve for x
    x = 936,509,482.56/40,418.46
  6. Step 6: Final answer
    x = 23,170.34

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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.