Home / 45,241.60-67,884.48-31,999.68

Finding the Fourth Proportional to 45,241.60, 67,884.48 and 31,999.68

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Solution

The fourth proportional to 45,241.60, 67,884.48 and 31,999.68 is: 48,015.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,241.60 : 67,884.48 = 31,999.68 : x
  2. Step 2: Convert to fraction form
    45,241.60/67,884.48 = 31,999.68/x
  3. Step 3: Cross multiply
    45,241.60x = 67,884.48 × 31,999.68
  4. Step 4: Simplify right side
    45,241.60x = 2,172,281,297.54
  5. Step 5: Solve for x
    x = 2,172,281,297.54/45,241.60
  6. Step 6: Final answer
    x = 48,015.13

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1.5x scale

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.