Home / 47,649.23-71,473.43-12,110.64

Finding the Fourth Proportional to 47,649.23, 71,473.43 and 12,110.64

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Solution

The fourth proportional to 47,649.23, 71,473.43 and 12,110.64 is: 18,165.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,649.23 : 71,473.43 = 12,110.64 : x
  2. Step 2: Convert to fraction form
    47,649.23/71,473.43 = 12,110.64/x
  3. Step 3: Cross multiply
    47,649.23x = 71,473.43 × 12,110.64
  4. Step 4: Simplify right side
    47,649.23x = 865,588,919.74
  5. Step 5: Solve for x
    x = 865,588,919.74/47,649.23
  6. Step 6: Final answer
    x = 18,165.86

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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.