Home / 49,454.55-74,180.97-15,720.42

Finding the Fourth Proportional to 49,454.55, 74,180.97 and 15,720.42

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Solution

The fourth proportional to 49,454.55, 74,180.97 and 15,720.42 is: 23,580.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,454.55 : 74,180.97 = 15,720.42 : x
  2. Step 2: Convert to fraction form
    49,454.55/74,180.97 = 15,720.42/x
  3. Step 3: Cross multiply
    49,454.55x = 74,180.97 × 15,720.42
  4. Step 4: Simplify right side
    49,454.55x = 1,166,156,004.41
  5. Step 5: Solve for x
    x = 1,166,156,004.41/49,454.55
  6. Step 6: Final answer
    x = 23,580.36

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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.