Home / 43,236.62-64,860.24-14,778.28

Finding the Fourth Proportional to 43,236.62, 64,860.24 and 14,778.28

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Solution

The fourth proportional to 43,236.62, 64,860.24 and 14,778.28 is: 22,169.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,236.62 : 64,860.24 = 14,778.28 : x
  2. Step 2: Convert to fraction form
    43,236.62/64,860.24 = 14,778.28/x
  3. Step 3: Cross multiply
    43,236.62x = 64,860.24 × 14,778.28
  4. Step 4: Simplify right side
    43,236.62x = 958,522,787.59
  5. Step 5: Solve for x
    x = 958,522,787.59/43,236.62
  6. Step 6: Final answer
    x = 22,169.23

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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.