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Finding the Fourth Proportional to 16,609.79, 24,917.90 and 5,368.16

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Solution

The fourth proportional to 16,609.79, 24,917.90 and 5,368.16 is: 8,053.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,609.79 : 24,917.90 = 5,368.16 : x
  2. Step 2: Convert to fraction form
    16,609.79/24,917.90 = 5,368.16/x
  3. Step 3: Cross multiply
    16,609.79x = 24,917.90 × 5,368.16
  4. Step 4: Simplify right side
    16,609.79x = 133,763,122.63
  5. Step 5: Solve for x
    x = 133,763,122.63/16,609.79
  6. Step 6: Final answer
    x = 8,053.27

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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.