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Finding the Fourth Proportional to 19,606.39, 29,406.48 and 16,295.89

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Solution

The fourth proportional to 19,606.39, 29,406.48 and 16,295.89 is: 24,441.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,606.39 : 29,406.48 = 16,295.89 : x
  2. Step 2: Convert to fraction form
    19,606.39/29,406.48 = 16,295.89/x
  3. Step 3: Cross multiply
    19,606.39x = 29,406.48 × 16,295.89
  4. Step 4: Simplify right side
    19,606.39x = 479,204,616.33
  5. Step 5: Solve for x
    x = 479,204,616.33/19,606.39
  6. Step 6: Final answer
    x = 24,441.25

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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.