Home / 30,757.14-46,106.55-15,156.54

Finding the Fourth Proportional to 30,757.14, 46,106.55 and 15,156.54

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Solution

The fourth proportional to 30,757.14, 46,106.55 and 15,156.54 is: 22,720.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,757.14 : 46,106.55 = 15,156.54 : x
  2. Step 2: Convert to fraction form
    30,757.14/46,106.55 = 15,156.54/x
  3. Step 3: Cross multiply
    30,757.14x = 46,106.55 × 15,156.54
  4. Step 4: Simplify right side
    30,757.14x = 698,815,769.34
  5. Step 5: Solve for x
    x = 698,815,769.34/30,757.14
  6. Step 6: Final answer
    x = 22,720.44

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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.