Home / 47,651.42-71,449.78-18,050.38

Finding the Fourth Proportional to 47,651.42, 71,449.78 and 18,050.38

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Solution

The fourth proportional to 47,651.42, 71,449.78 and 18,050.38 is: 27,065.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,651.42 : 71,449.78 = 18,050.38 : x
  2. Step 2: Convert to fraction form
    47,651.42/71,449.78 = 18,050.38/x
  3. Step 3: Cross multiply
    47,651.42x = 71,449.78 × 18,050.38
  4. Step 4: Simplify right side
    47,651.42x = 1,289,695,322.67
  5. Step 5: Solve for x
    x = 1,289,695,322.67/47,651.42
  6. Step 6: Final answer
    x = 27,065.20

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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.