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Finding the Fourth Proportional to 16,745.46, 25,118.19 and 13,050.46

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Solution

The fourth proportional to 16,745.46, 25,118.19 and 13,050.46 is: 19,575.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,745.46 : 25,118.19 = 13,050.46 : x
  2. Step 2: Convert to fraction form
    16,745.46/25,118.19 = 13,050.46/x
  3. Step 3: Cross multiply
    16,745.46x = 25,118.19 × 13,050.46
  4. Step 4: Simplify right side
    16,745.46x = 327,803,933.87
  5. Step 5: Solve for x
    x = 327,803,933.87/16,745.46
  6. Step 6: Final answer
    x = 19,575.69

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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.