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Finding the Fourth Proportional to 23,873.51, 35,824.84 and 12,187.64

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Solution

The fourth proportional to 23,873.51, 35,824.84 and 12,187.64 is: 18,288.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,873.51 : 35,824.84 = 12,187.64 : x
  2. Step 2: Convert to fraction form
    23,873.51/35,824.84 = 12,187.64/x
  3. Step 3: Cross multiply
    23,873.51x = 35,824.84 × 12,187.64
  4. Step 4: Simplify right side
    23,873.51x = 436,620,043.38
  5. Step 5: Solve for x
    x = 436,620,043.38/23,873.51
  6. Step 6: Final answer
    x = 18,288.90

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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.