Home / 45,523.44-68,285.18-14,361.12

Finding the Fourth Proportional to 45,523.44, 68,285.18 and 14,361.12

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Solution

The fourth proportional to 45,523.44, 68,285.18 and 14,361.12 is: 21,541.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,523.44 : 68,285.18 = 14,361.12 : x
  2. Step 2: Convert to fraction form
    45,523.44/68,285.18 = 14,361.12/x
  3. Step 3: Cross multiply
    45,523.44x = 68,285.18 × 14,361.12
  4. Step 4: Simplify right side
    45,523.44x = 980,651,664.20
  5. Step 5: Solve for x
    x = 980,651,664.20/45,523.44
  6. Step 6: Final answer
    x = 21,541.69

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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.