Home / 47,327.79-70,991.44-11,788.94

Finding the Fourth Proportional to 47,327.79, 70,991.44 and 11,788.94

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Solution

The fourth proportional to 47,327.79, 70,991.44 and 11,788.94 is: 17,683.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,327.79 : 70,991.44 = 11,788.94 : x
  2. Step 2: Convert to fraction form
    47,327.79/70,991.44 = 11,788.94/x
  3. Step 3: Cross multiply
    47,327.79x = 70,991.44 × 11,788.94
  4. Step 4: Simplify right side
    47,327.79x = 836,913,974.68
  5. Step 5: Solve for x
    x = 836,913,974.68/47,327.79
  6. Step 6: Final answer
    x = 17,683.35

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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.