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Finding the Fourth Proportional to 23,958.64, 33,062.24 and 13,880.64

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Solution

The fourth proportional to 23,958.64, 33,062.24 and 13,880.64 is: 19,154.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,958.64 : 33,062.24 = 13,880.64 : x
  2. Step 2: Convert to fraction form
    23,958.64/33,062.24 = 13,880.64/x
  3. Step 3: Cross multiply
    23,958.64x = 33,062.24 × 13,880.64
  4. Step 4: Simplify right side
    23,958.64x = 458,925,051.03
  5. Step 5: Solve for x
    x = 458,925,051.03/23,958.64
  6. Step 6: Final answer
    x = 19,154.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.