Home / 48,183.60-72,286.20-14,905.20

Finding the Fourth Proportional to 48,183.60, 72,286.20 and 14,905.20

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Solution

The fourth proportional to 48,183.60, 72,286.20 and 14,905.20 is: 22,361.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,183.60 : 72,286.20 = 14,905.20 : x
  2. Step 2: Convert to fraction form
    48,183.60/72,286.20 = 14,905.20/x
  3. Step 3: Cross multiply
    48,183.60x = 72,286.20 × 14,905.20
  4. Step 4: Simplify right side
    48,183.60x = 1,077,440,268.24
  5. Step 5: Solve for x
    x = 1,077,440,268.24/48,183.60
  6. Step 6: Final answer
    x = 22,361.14

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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.