Home / 47,709.96-71,574.21-18,148.59

Finding the Fourth Proportional to 47,709.96, 71,574.21 and 18,148.59

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Solution

The fourth proportional to 47,709.96, 71,574.21 and 18,148.59 is: 27,226.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,709.96 : 71,574.21 = 18,148.59 : x
  2. Step 2: Convert to fraction form
    47,709.96/71,574.21 = 18,148.59/x
  3. Step 3: Cross multiply
    47,709.96x = 71,574.21 × 18,148.59
  4. Step 4: Simplify right side
    47,709.96x = 1,298,970,991.86
  5. Step 5: Solve for x
    x = 1,298,970,991.86/47,709.96
  6. Step 6: Final answer
    x = 27,226.41

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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.