Home / 31,638.96-47,544.66-16,858.44

Finding the Fourth Proportional to 31,638.96, 47,544.66 and 16,858.44

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Solution

The fourth proportional to 31,638.96, 47,544.66 and 16,858.44 is: 25,333.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,638.96 : 47,544.66 = 16,858.44 : x
  2. Step 2: Convert to fraction form
    31,638.96/47,544.66 = 16,858.44/x
  3. Step 3: Cross multiply
    31,638.96x = 47,544.66 × 16,858.44
  4. Step 4: Simplify right side
    31,638.96x = 801,528,797.93
  5. Step 5: Solve for x
    x = 801,528,797.93/31,638.96
  6. Step 6: Final answer
    x = 25,333.60

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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.