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Finding the Fourth Proportional to 30,745.56, 46,060.02 and 18,239.16

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Solution

The fourth proportional to 30,745.56, 46,060.02 and 18,239.16 is: 27,324.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,745.56 : 46,060.02 = 18,239.16 : x
  2. Step 2: Convert to fraction form
    30,745.56/46,060.02 = 18,239.16/x
  3. Step 3: Cross multiply
    30,745.56x = 46,060.02 × 18,239.16
  4. Step 4: Simplify right side
    30,745.56x = 840,096,074.38
  5. Step 5: Solve for x
    x = 840,096,074.38/30,745.56
  6. Step 6: Final answer
    x = 27,324.14

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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.