Home / 47,439.67-71,151.26-17,857.73

Finding the Fourth Proportional to 47,439.67, 71,151.26 and 17,857.73

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Solution

The fourth proportional to 47,439.67, 71,151.26 and 17,857.73 is: 26,783.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,439.67 : 71,151.26 = 17,857.73 : x
  2. Step 2: Convert to fraction form
    47,439.67/71,151.26 = 17,857.73/x
  3. Step 3: Cross multiply
    47,439.67x = 71,151.26 × 17,857.73
  4. Step 4: Simplify right side
    47,439.67x = 1,270,599,900.95
  5. Step 5: Solve for x
    x = 1,270,599,900.95/47,439.67
  6. Step 6: Final answer
    x = 26,783.49

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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.