Home / 45,686.63-68,361.44-27,685.23

Finding the Fourth Proportional to 45,686.63, 68,361.44 and 27,685.23

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Solution

The fourth proportional to 45,686.63, 68,361.44 and 27,685.23 is: 41,425.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,686.63 : 68,361.44 = 27,685.23 : x
  2. Step 2: Convert to fraction form
    45,686.63/68,361.44 = 27,685.23/x
  3. Step 3: Cross multiply
    45,686.63x = 68,361.44 × 27,685.23
  4. Step 4: Simplify right side
    45,686.63x = 1,892,601,794.75
  5. Step 5: Solve for x
    x = 1,892,601,794.75/45,686.63
  6. Step 6: Final answer
    x = 41,425.72

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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.