Home / 16,735.69-25,115.67-13,487.99

Finding the Fourth Proportional to 16,735.69, 25,115.67 and 13,487.99

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Solution

The fourth proportional to 16,735.69, 25,115.67 and 13,487.99 is: 20,241.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,735.69 : 25,115.67 = 13,487.99 : x
  2. Step 2: Convert to fraction form
    16,735.69/25,115.67 = 13,487.99/x
  3. Step 3: Cross multiply
    16,735.69x = 25,115.67 × 13,487.99
  4. Step 4: Simplify right side
    16,735.69x = 338,759,905.80
  5. Step 5: Solve for x
    x = 338,759,905.80/16,735.69
  6. Step 6: Final answer
    x = 20,241.77

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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.