Home / 47,642.72-71,475.87-33,630.20

Finding the Fourth Proportional to 47,642.72, 71,475.87 and 33,630.20

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Solution

The fourth proportional to 47,642.72, 71,475.87 and 33,630.20 is: 50,453.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,642.72 : 71,475.87 = 33,630.20 : x
  2. Step 2: Convert to fraction form
    47,642.72/71,475.87 = 33,630.20/x
  3. Step 3: Cross multiply
    47,642.72x = 71,475.87 × 33,630.20
  4. Step 4: Simplify right side
    47,642.72x = 2,403,747,803.27
  5. Step 5: Solve for x
    x = 2,403,747,803.27/47,642.72
  6. Step 6: Final answer
    x = 50,453.62

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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.