Home / 14,252.32-21,378.96-3,864.32

Finding the Fourth Proportional to 14,252.32, 21,378.96 and 3,864.32

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Solution

The fourth proportional to 14,252.32, 21,378.96 and 3,864.32 is: 5,796.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,252.32 : 21,378.96 = 3,864.32 : x
  2. Step 2: Convert to fraction form
    14,252.32/21,378.96 = 3,864.32/x
  3. Step 3: Cross multiply
    14,252.32x = 21,378.96 × 3,864.32
  4. Step 4: Simplify right side
    14,252.32x = 82,615,142.71
  5. Step 5: Solve for x
    x = 82,615,142.71/14,252.32
  6. Step 6: Final answer
    x = 5,796.61

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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.