Home / 16,877.55-25,316.32-13,174.23

Finding the Fourth Proportional to 16,877.55, 25,316.32 and 13,174.23

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Solution

The fourth proportional to 16,877.55, 25,316.32 and 13,174.23 is: 19,761.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877.55 : 25,316.32 = 13,174.23 : x
  2. Step 2: Convert to fraction form
    16,877.55/25,316.32 = 13,174.23/x
  3. Step 3: Cross multiply
    16,877.55x = 25,316.32 × 13,174.23
  4. Step 4: Simplify right side
    16,877.55x = 333,523,022.43
  5. Step 5: Solve for x
    x = 333,523,022.43/16,877.55
  6. Step 6: Final answer
    x = 19,761.34

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Double scale
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Similar ratio
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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.