Home / 30,246.20-45,372.03-15,467.55

Finding the Fourth Proportional to 30,246.20, 45,372.03 and 15,467.55

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Solution

The fourth proportional to 30,246.20, 45,372.03 and 15,467.55 is: 23,202.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,246.20 : 45,372.03 = 15,467.55 : x
  2. Step 2: Convert to fraction form
    30,246.20/45,372.03 = 15,467.55/x
  3. Step 3: Cross multiply
    30,246.20x = 45,372.03 × 15,467.55
  4. Step 4: Simplify right side
    30,246.20x = 701,794,142.63
  5. Step 5: Solve for x
    x = 701,794,142.63/30,246.20
  6. Step 6: Final answer
    x = 23,202.72

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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.