Home / 31,829.60-47,744.40-16,277.60

Finding the Fourth Proportional to 31,829.60, 47,744.40 and 16,277.60

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Solution

The fourth proportional to 31,829.60, 47,744.40 and 16,277.60 is: 24,416.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,829.60 : 47,744.40 = 16,277.60 : x
  2. Step 2: Convert to fraction form
    31,829.60/47,744.40 = 16,277.60/x
  3. Step 3: Cross multiply
    31,829.60x = 47,744.40 × 16,277.60
  4. Step 4: Simplify right side
    31,829.60x = 777,164,245.44
  5. Step 5: Solve for x
    x = 777,164,245.44/31,829.60
  6. Step 6: Final answer
    x = 24,416.40

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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.