Home / 47,651.35-71,449.69-18,050.31

Finding the Fourth Proportional to 47,651.35, 71,449.69 and 18,050.31

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Solution

The fourth proportional to 47,651.35, 71,449.69 and 18,050.31 is: 27,065.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,651.35 : 71,449.69 = 18,050.31 : x
  2. Step 2: Convert to fraction form
    47,651.35/71,449.69 = 18,050.31/x
  3. Step 3: Cross multiply
    47,651.35x = 71,449.69 × 18,050.31
  4. Step 4: Simplify right side
    47,651.35x = 1,289,689,053.90
  5. Step 5: Solve for x
    x = 1,289,689,053.90/47,651.35
  6. Step 6: Final answer
    x = 27,065.11

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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.