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Finding the Fourth Proportional to 16,992.48, 25,485.31 and 5,899.64

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Solution

The fourth proportional to 16,992.48, 25,485.31 and 5,899.64 is: 8,848.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,992.48 : 25,485.31 = 5,899.64 : x
  2. Step 2: Convert to fraction form
    16,992.48/25,485.31 = 5,899.64/x
  3. Step 3: Cross multiply
    16,992.48x = 25,485.31 × 5,899.64
  4. Step 4: Simplify right side
    16,992.48x = 150,354,154.29
  5. Step 5: Solve for x
    x = 150,354,154.29/16,992.48
  6. Step 6: Final answer
    x = 8,848.28

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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.