Home / 30,705.44-46,082.72-15,918.56

Finding the Fourth Proportional to 30,705.44, 46,082.72 and 15,918.56

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Solution

The fourth proportional to 30,705.44, 46,082.72 and 15,918.56 is: 23,890.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,705.44 : 46,082.72 = 15,918.56 : x
  2. Step 2: Convert to fraction form
    30,705.44/46,082.72 = 15,918.56/x
  3. Step 3: Cross multiply
    30,705.44x = 46,082.72 × 15,918.56
  4. Step 4: Simplify right side
    30,705.44x = 733,570,543.28
  5. Step 5: Solve for x
    x = 733,570,543.28/30,705.44
  6. Step 6: Final answer
    x = 23,890.57

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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.