Home / 40,164.64-60,253.86-13,863.16

Finding the Fourth Proportional to 40,164.64, 60,253.86 and 13,863.16

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Solution

The fourth proportional to 40,164.64, 60,253.86 and 13,863.16 is: 20,797.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,164.64 : 60,253.86 = 13,863.16 : x
  2. Step 2: Convert to fraction form
    40,164.64/60,253.86 = 13,863.16/x
  3. Step 3: Cross multiply
    40,164.64x = 60,253.86 × 13,863.16
  4. Step 4: Simplify right side
    40,164.64x = 835,308,901.80
  5. Step 5: Solve for x
    x = 835,308,901.80/40,164.64
  6. Step 6: Final answer
    x = 20,797.12

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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.